Dr. Joseph Mercola - Take Control of Your Health

Eating five or more servings of ultraprocessed foods (UPFs) a day nearly doubles your risk of developing Crohn's disease Additives like emulsifiers, thickeners, and artificial sweeteners found in ultraprocessed foods break down the gut's protective mucus barrier and fuel chronic inflammation High intake of UPFs is linked to changes in gut bacteria that reduce diversity and promote the growth of harmful strains associated with inflammatory bowel disease (IBD) flare-ups Common UPFs like white bread, frozen meals, sauces, and breakfast cereals show the strongest links to increased Crohn's risk Removing seed oils, emulsifiers, and UPF-heavy meals while focusing on gut-repairing whole foods can help reduce flare frequency and support long-term healing

1/23/26 • 08:55

A new Nutrients study shows that drinking 12 ounces of 100% elderberry juice daily for a week helped overweight adults activate more genes that regulate how the body uses energy after meals than a placebo Elderberry juice turned on processes that help the body manage energy better — making it easier to switch between burning carbohydrates and fat for fuel Earlier research from Washington State University showed elderberry juice improved blood sugar control, increased fat burning, and shifted energy use during meal challenges Practical tip: Aim for about 12 ounces of unsweetened, 100% elderberry juice daily for seven days. Check labels to avoid added sugars, as unsweetened juice still contains about 30 to 36 grams of natural sugar per eight-ounce serving Safety first: Never eat raw elderberries, check for medication interactions (such as immunosuppressants or diabetes drugs), and consult a healthcare provider before using if you are breastfeeding or have an autoimmune condition

1/23/26 • 07:59

Winter worsens migraines because cold, darkness, and routine disruption overload your nervous system and reduce your brain's ability to regulate pain signals Seasonal drops in light exposure disrupt melatonin and circadian rhythm, lowering your brain's resilience and increasing headache frequency and intensity Excess LA from seed oils damages mitochondrial energy production, making your brain more reactive to stress and more prone to migraine attacks in any season Stable daily patterns — consistent sleep timing, hydration, meals, and movement — reduce neurological stress and raise your migraine threshold Restoring cellular energy by lowering LA intake and supporting mitochondrial function helps your brain stay calm, resilient, and less reactive year-round

1/23/26 • 08:22

Parkinson's disease is rising rapidly worldwide, and most cases are driven by lifestyle and environmental stressors rather than genetics, meaning daily choices play a powerful role in risk and progression The disease often begins years before diagnosis, with early signs like poor sleep, digestive issues, anxiety, and fatigue signaling stress on your brain long before tremors appear Chronic inflammation, toxin exposure, poor sleep, and metabolic strain weaken dopamine-producing neurons, but improving sleep, movement, diet, and stress regulation slow this damage Supporting gut health, reducing exposure to environmental toxins, and maintaining steady energy through proper nutrition help protect your brain and preserve mobility and cognition Consistent habits that lower stress, improve sleep quality, encourage movement, and support vitamin D balance give your brain the conditions it needs to stay resilient over time

1/22/26 • 08:02

A new trial in The New England Journal of Medicine found that exercise, whether done at home or with a physical therapist, helped reduce knee pain in adults with osteoarthritis and meniscal tears Supervised physical therapy (PT) offered a modest short-term advantage over home exercise. Much of PT's value may come from the attention and interaction with therapists rather than the specific therapeutic interventions Avoiding movement worsens knee arthritis over time by weakening muscles and stiffening joint structures, while regular exercise helps maintain mobility and reduce discomfort Surgery, including arthroscopy and meniscectomy, often fails to outperform exercise and carries long-term risks, making structured movement a better starting point Gentle, joint-friendly exercises like sit-to-stands, mini squats, leg raises, step-ups, cycling, and pool walking can help strengthen your knees and support long-term function

1/22/26 • 08:32

Soybean oil dominates the U.S. food supply. Americans' intake has increased from about 2% to nearly 10% of calories over a century, alongside sharp rises in obesity and diabetes A recent study published in the Journal of Lipid Research found soybean oil drives obesity independent of calories by generating liver oxylipins that track with weight gain, revealing LA metabolism, not food intake, as the key driver of fat accumulation Soybean oil promotes oxidative stress, mitochondrial damage, gut permeability, and long-lasting inflammatory byproducts that continue to affect your metabolism for years due to LA's extended half-life in body fat Soy contains additional disruptive compounds, including phytoestrogens, phytic acid, enzyme inhibitors, lectins, saponins, and goitrogens, along with frequent glyphosate residues Reducing LA intake means eliminating sources of soybean and other vegetable oils from your diet, and replacing them with stable fats like ghee, tallow, butter, or coconut oil

1/22/26 • 07:41

Women with uterine fibroids face a significantly higher long-term risk of heart disease, meaning fibroids act as an early warning sign of deeper cardiovascular strain rather than a localized reproductive issue The increased risk shows up early, often years before traditional heart disease symptoms appear, giving you a key window to address underlying metabolic and vascular stress Fibroids are linked to chronic inflammation, impaired blood vessel function, and disrupted energy metabolism, all of which contribute to heart disease development over time Addressing root causes such as low cellular energy, poor metabolic flexibility, and vascular stress helps reduce both fibroid progression and cardiovascular risk Lifestyle strategies that support energy production, reduce inflammation, and improve circulation shift your body out of survival mode and lower long-term heart disease risk

1/21/26 • 07:24

Saffron supports both mood and sexual function, addressing a common problem where depression treatments often blunt intimacy Clinical trials show a daily 30-milligram dose of saffron reduces depression symptoms at a level similar to common antidepressants used for mild to moderate depression Unlike many psychiatric drugs, saffron improves erectile function, arousal, lubrication, and sexual satisfaction instead of worsening them Saffron works best when underlying stressors such as inflammation, poor cellular energy production, and gut imbalance are addressed at the same time Consistent daily use for six to eight weeks, combined with stable sleep, movement, sunlight, and a low-seed oil diet, produces the most reliable results

1/21/26 • 07:11

Colorectal cancer is rising in younger adults, with U.S. rates increasing 2.4% per year since 2012. New evidence points to dietary changes as a contributing factor A recent study in JAMA Oncology found that those consuming the most ultraprocessed foods had a 45% higher risk of developing precancerous colorectal tumors before age 50 Risk increased with higher ultraprocessed food intake, then plateaued beyond seven to eight servings daily. Sweetened beverages, sauces, spreads, and condiments showed the strongest links You can reduce ultraprocessed food intake by planning real meals, replacing snack foods with whole ingredients, tracking triggers, and making unprocessed options more visible and accessible in your home Lowering your linoleic acid intake, increasing fiber gradually, and supporting gut health with protective foods and habits also helps reduce your risk of colorectal cancer

1/21/26 • 09:13

Your gut microbes determine how foods affect your health, meaning identical diets produce very different outcomes on people depending on microbial enzymes, balance, and overall gut condition Large-scale research shows plant compounds require specific gut microbes for benefits, explaining why plant-heavy diets improve energy for some people yet trigger bloating, fatigue, or food reactions in others Gut dysbiosis reflects cumulative daily habits, not isolated meals, with ultraprocessed foods, irregular eating, poor sleep, stress, and medications consistently disrupting microbial stability and gut barrier integrity Sustained lifestyle changes over weeks to months restore healthier microbial activity, improve digestive comfort, reduce inflammation, and support whole-body regulation, especially in people with chronic metabolic or inflammatory issues Effective gut repair focuses on lowering linoleic acid (LA), gradually restoring carbohydrates, managing stress, improving sleep, and addressing environmental disruptors rather than relying on supplements or one-size-fits-all diet rules

1/20/26 • 08:33

Osteoarthritis (OA), the leading cause of hip pain, affects an estimated 240 million people worldwide. It occurs when the protective cartilage that cushions the ends of your bones gradually breaks down, causing pain and stiffness A study published in The Journal of Bone and Joint Surgery found that patients with a gait speed of at least 1 meter per second (m/s) before hip replacement recovered significantly better than those with slower gait In another study published in BMC Geriatrics, researchers found that older adults who walked regularly before a hip fracture, at least 30 minutes or most days weekly, regained better walking speed one year after surgery Hip osteoarthritis mainly affects adults in their 50s and older and is more common in women Many people can manage hip osteoarthritis with safe, drug‑free strategies like walking, strength training, and reducing inflammation through lifestyle changes — often delaying or avoiding injections and surgery

1/20/26 • 07:38

Chronic kidney disease (CKD) now affects about 788 million adults worldwide, more than double the number in 1990, making it one of the most widespread and underrecognized health threats A recent systematic analysis published in The Lancet revealed that CKD is now the ninth leading cause of death globally, responsible for roughly 1.48 million deaths in 2023 alone High blood sugar, elevated blood pressure, and excess body weight are the leading drivers of CKD worldwide, together accounting for most of the disease's overall health burden Early-stage CKD affects over 13% of the adult population globally, yet most cases remain undiagnosed because symptoms often don't appear until the disease is advanced You can lower your risk of CKD by keeping your blood pressure and blood sugar in check, getting regular movement, staying hydrated, reducing processed foods, and supporting kidney function with balanced nutrition

1/20/26 • 08:03

Young people who use pre-workout supplements face more than double the risk of sleeping five hours or less per night, a level of sleep loss that undermines mood, learning, and physical recovery High-dose stimulants in pre-workout products keep your nervous system in a stressed, alert state, making it harder for your brain and body to shift into deep, restorative sleep Short sleep doesn't just cause fatigue; it pushes your body to adapt to exhaustion rather than strength, slowing progress even when training effort stays high Teens and young adults are especially vulnerable because their brains, nervous systems, and hearts are still developing, making stimulant exposure more disruptive Better performance comes from protecting sleep, fueling workouts with food, and prioritizing recovery, not from relying on stimulants that interfere with nighttime repair

1/19/26 • 07:56

Butyrate is a short-chain fatty acid (SCFA) produced by gut bacteria that ferment dietary fiber. It serves as essential fuel for colon cells and maintaining overall systemic health Adequate fiber intake — around 30 grams daily — is crucial for butyrate production. Without it, your body burns stored fat and protein, creating disease-causing byproducts Butyrate strengthens your gut barrier, preventing intestinal permeability that allows harmful substances to enter the bloodstream and trigger autoimmune responses Research shows butyrate improves insulin sensitivity, reduces diabetes risk, lowers bad cholesterol, prevents colorectal cancer, and supports brain health Boost butyrate by eating fiber-rich foods, resistant starches, fermented foods and probiotics, while avoiding processed foods, managing stress, and limiting unnecessary antibiotics

1/19/26 • 06:36

Almost 80% of Americans take supplements — and that number keeps growing. It's no surprise supplements are everywhere. Herbal products alone bring in more than $12 billion a year The U.S. supplement industry is raising safety standards without banning trusted herbs. Experts advocate for clearer rules, improved testing, and consumer protection while maintaining access to beneficial natural products Europe is reversing course, with new European Union (EU) rules possibly requiring reformulations, restricting online sales, and limiting access to ingredients like ashwagandha Supplements have an exceptional, long-standing safety record, with serious adverse effects being rare compared to many medications In contrast to pharmaceuticals, which carry FDA-mandated "black box" warnings for known lethal risks, there has never been a confirmed death recorded as the direct result of taking a dietary supplement as intended

1/17/26 • 07:22

Americans are rediscovering calisthenics — simple, equipment-free exercises like squats, pushups, and planks — as an effective way to build strength, endurance, and mobility without relying on a gym Bodyweight training activates multiple muscle groups at once, improving balance, flexibility, and cardiovascular health while also supporting joint stability and posture Calisthenics delivers measurable gains in strength and power, often matching conventional gym workouts when done consistently and with proper form Real-world examples highlight dramatic transformations — some gaining 40 pounds of muscle in a year — proving that progressive calisthenics and discipline build a lean, powerful, and functional physique The revival of the Presidential Fitness Test and nationwide interest in functional fitness reflect a growing return to natural movement and self-reliance — helping people get stronger, leaner, and more confident using just their own bodyweight

1/17/26 • 07:18

Heavy alcohol use accelerates bleeding strokes by more than a decade, causing brain hemorrhages to occur around age 64 instead of 75 and leaving survivors with greater disability and cognitive decline MRI scans show that heavy drinkers develop more severe white matter damage, a sign of accelerated brain aging and small vessel disease, even before a stroke occurs Alcohol and seed oils both damage your mitochondria through toxic aldehydes that weaken blood vessels, increase inflammation, and raise the risk of brain bleeds and liver disease Eliminating alcohol and seed oils, while rebuilding your diet around nutrient-dense, low-linoleic acid foods, helps restore vessel integrity and reduce oxidative stress throughout your brain and liver Melatonin, dimethyl sulfoxide (DMSO), and N-acetylcysteine (NAC) support mitochondrial repair and antioxidant defenses, helping protect your brain and blood vessels from long-term oxidative damage

1/17/26 • 08:38

Early smartphone ownership at age 12 is linked to higher risks of depression, obesity, and insufficient sleep, placing your child on a riskier long-term developmental path Each year earlier a child receives a smartphone increases the odds of obesity and insufficient sleep, showing just how much the timing of that first phone shapes their health Children who acquire a smartphone between ages 12 and 13 face sharply higher rates of emotional symptoms and poor sleep compared to peers who remain phone-free Receiving a smartphone before age 13 is linked to lower self-worth, weaker emotional resilience, and greater psychological distress in young adulthood Simple steps like delaying smartphone access, keeping devices out of bedrooms, and reducing wireless exposure support healthier sleep, emotional steadiness, and long-term well-being

1/16/26 • 07:29

Industrial farming has weakened soil biology, reduced food quality, and contributed to chronic disease, prompting renewed focus on soil health as a foundation for human health and agricultural resilience Regenerative agriculture rebuilds soil without reliance on heavy chemical inputs. This approach improves water retention, nutrient density, and long-term farm productivity In December 2025, the U.S. Department of Agriculture (USDA) launched a $700 million Regenerative Pilot Program to support farmers transitioning to soil-building practices The program uses existing conservation funds, public-private partnerships, and a unified application process to reduce administrative burden and make regenerative practices more accessible You can support regenerative agriculture through your daily food choices by prioritizing food from regenerative farmers, choosing pasture-raised meat and dairy, and avoiding ultraprocessed foods

1/16/26 • 09:05

GLP-1 drugs trigger rapid metabolic stress that shuts down hair growth, leading to thinning, reduced density, and delayed-onset shedding Dermatologists report a consistent pattern of telogen effluvium in GLP-1 users, a condition in which stress pushes large numbers of hair follicles into a resting-and-shedding phase, showing that hair loss reflects internal stress rather than aging or genetics Multiple studies and national safety databases show rising reports of alopecia linked to semaglutide and other GLP-1 medications, signaling a broader health concern GLP-1 drugs are tied to muscle loss, bone loss, emotional blunting, depression, gastroparesis, and fat regain, highlighting deeper metabolic disruption that affects hair health Avoiding GLP-1 drugs, restoring nutrient intake, stabilizing metabolism, and supporting natural GLP-1 pathways through gut repair give you a clear path to stopping the shedding and rebuilding hair growth

1/16/26 • 07:42

Parcopresis, or "shy bowel syndrome," is a condition that makes having a bowel movement outside your home feel impossible. Meanwhile, paruresis, or "shy bladder," causes similar difficulty with urinating in public restrooms A study in Frontiers in Psychology found that about 14% of 714 university students avoided public toilets because of anxiety, and the analysis showed this behavior is driven by fear of judgment and social anxiety A Current Psychology study of 316 undergraduates revealed that bathroom-related anxiety shares cognitive roots with social anxiety Using the bathroom feels easier at home because familiar surroundings act as a psychological "safety signal," lowering stress hormones and allowing normal bowel and bladder reflexes to resume Practical strategies such as staying hydrated, avoiding trigger foods, and using breathing exercises can help manage anxiety when using public toilets

1/15/26 • 07:57

Sorbitol, a common sugar alcohol in sugar-free and "diet" products, drives liver fat buildup even when your gut bacteria are healthy, making it a hidden contributor to fatty liver disease When your microbiome is weakened from antibiotics, stress, or ultraprocessed foods, sorbitol slips through your gut unchanged and reaches your liver, where it triggers rapid fat production Sorbitol is converted into fructose inside your liver, bypassing normal metabolic controls and overwhelming your ability to process sugar safely Strengthening your gut bacteria, eliminating vegetable oils and alcohol, and increasing choline-rich foods help protect your liver from sorbitol-driven damage Simple daily steps — removing sorbitol-containing products, restoring gut balance, supporting vitamin D metabolism, and using whole-food carbs — give you direct control over your liver health

1/15/26 • 07:44

As you age, your thymus produces fewer newly formed cells responsible for responding to unfamiliar pathogens, reducing your immune system's adaptability. This shift, combined with persistent inflammation, defines the core features of immune aging Urolithin A, a postbiotic compound, stimulates mitochondrial renewal in aging immune cells. A recent study shows it can increase naïve-like T cells and strengthen immune surveillance in just four weeks of supplementation Clinical findings show that urolithin A boosts mitochondrial renewal pathways, increases markers linked to mitochondrial biogenesis, and improves immune cell metabolism Beyond immune health, studies reveal that urolithin A influences cancer pathways, enhances muscle strength and endurance, improves fatty liver markers, and reshapes metabolic signaling involved in obesity and insulin resistance Beyond using urolithin A, you can also support your mitochondria by lowering linoleic acid intake, eating the right carbohydrates, limiting environmental toxins, and supporting NAD⁺ production with niacinamide

1/15/26 • 08:11

The Achilles tendon, the body's longest and strongest connective tissue, links your calf muscles to the heel. It supports walking and jumping, withstands extreme loads, yet faces rising injury rates across populations National U.S. data from 2001 to 2020 show Achilles ruptures are the most common tendon injury, increasing about 3% annually, with higher risk in men and Black patients Research indicates Achilles ruptures develop from long-term overload and silent degeneration, worsened by sudden training changes, poor foot mechanics, limited recovery, and metabolic conditions like obesity and insulin resistance Certain medications, especially fluoroquinolone antibiotics and corticosteroids, directly weaken tendon collagen, sharply increasing rupture risk soon after use, particularly with higher or repeated doses Prevention focuses on gradual training progression, adequate rest, supportive footwear, metabolic health, and sufficient collagen intake from sources like bone broth to strengthen tendon structure before pain appears

1/14/26 • 08:21

High-glycemic index foods push your insulin and IGF-1 into ranges linked to lung cancer, raising risk across multiple tumor types, including small cell and adenocarcinoma High-glycemic load diets, when built from fiber-rich whole fruits, vegetables, and grains, showed a lower lung cancer risk because they produced steadier blood sugar responses rather than sharp spikes Both smokers and nonsmokers experienced significantly higher lung cancer odds when eating high-GI diets, showing that carbohydrate quality influences risk regardless of smoking history Fast-absorbing carbs and ultraprocessed foods often combine high-GI starches with high linoleic acid seed oils, creating an inflammatory, insulin-resistant environment that supports abnormal cell growth Simple dietary shifts — such as reducing ultraprocessed foods, choosing slower-digesting carbs, repairing your gut before increasing fiber, and stabilizing meal timing — help you lower metabolic patterns linked to lung cancer

1/14/26 • 07:04

A 2013 Science paper claimed beta-hydroxybutyrate (BHB), the primary ketone body produced during ketosis, was a potent histone deacetylase (HDAC) inhibitor with powerful epigenetic benefits — this claim became the foundation of the keto movement's health narrative A devastating 2019 head-to-head comparison in Scientific Reports found that BHB shows no detectable HDAC inhibition in vitro or in vivo, while butyrate (a different molecule produced by gut bacteria) demonstrates robust HDAC-inhibiting activity The bitter irony: ketogenic diets actually reduce colonic butyrate production by depleting fiber intake and diminishing butyrate-producing gut bacteria — the very diet designed to boost the "HDAC-inhibiting ketone" may be depleting the actual HDAC inhibitor While BHB has legitimate benefits as an alternative fuel source and GPR109A receptor activator, the widespread claim that ketosis provides "epigenetic therapy" through HDAC inhibition appears to be scientifically unfounded

1/14/26 • 07:44

Everyday chemicals from pesticides, plastics, and flame retardants act like hidden antibiotics in your gut, killing beneficial bacteria that support digestion, immunity, and metabolic health Researchers identified 168 common industrial and agricultural chemicals that slowed or stopped the growth of healthy gut microbes, including key species that protect your gut lining and reduce inflammation Some gut bacteria exposed to these chemicals became more resistant to antibiotics, which weakens your future ability to fight infections when antibiotics are truly needed Even low, daily exposures from food, water, air, and household items were enough to disrupt gut bacteria, meaning chronic symptoms like bloating, fatigue, and food sensitivities often trace back to environmental sources, not just diet Reducing chemical exposure while actively supporting gut bacteria helps restore microbial balance, strengthen your gut barrier, and improve energy, immune resilience, and overall health from the inside out

1/13/26 • 07:50

Chronic insomnia affects millions worldwide and raises risks for cardiovascular disease, mental illness, and cognitive decline. Effective nondrug treatments are essential for restoring sleep and protecting long-term health Cognitive behavioral therapy for insomnia (CBT-I) is the leading behavioral treatment for chronic insomnia. It uses structured therapy to change sleep-disrupting thoughts and habits A study directly compared tai chi with CBT-I for chronic insomnia, using the same treatment length, standardized instruction, and identical measures to evaluate sleep outcomes CBT-I led to faster improvements early on, while tai chi reached similar results by 12 months and showed higher rates of continued practice after the formal intervention ended Both approaches improved sleep duration, reduced nighttime awakenings, and eased anxiety and depression, offering different but sustainable options for managing chronic insomnia without medication

1/13/26 • 09:11

Butyrate is a short-chain fatty acid (SCFA) produced when gut bacteria ferment dietary fiber. It provides energy for colon cells and offers health benefits beyond basic nutrition Research suggests butyrate helps manage inflammatory bowel disease (IBD) by reducing inflammation, improving symptoms and strengthening gut barrier integrity Laboratory studies show butyrate helps inhibit cancer cell growth and trigger cell death in colorectal cancer cells, with clinical trials exploring its use alongside traditional treatments Butyrate has been shown to improve insulin sensitivity and glucose metabolism in metabolic disorders, while also influencing appetite-regulating hormones Studies show butyrate protects against neurodegenerative diseases by reducing brain inflammation and enhancing neuronal repair and survival

1/13/26 • 08:10

Big Food now supplies over half of U.S. adults' at-home calories through ultraprocessed foods and, according to a study in The Lancet, these foods are now a major global health threat driving chronic disease The NOVA food classification groups foods by processing. Group 4 (ultraprocessed products) are industrial formulations that displace healthy diets and seriously harm health Across 104 studies, higher ultraprocessed food intake was consistently linked to poorer metabolic health, faster weight gain, diabetes, cardiovascular disease, cancer, and long-term exposure to harmful additives and endocrine-disrupting chemicals Most governments rely on weak, nutrient-focused policies and voluntary programs, while industry interference and trade challenges block stronger rules that reduce availability, marketing, and additives in ultraprocessed foods Transnational food giants shape laws, research, and public opinion to protect profits, so personal control starts with awareness, cleaning your pantry, smarter swaps, limiting vegetable oils, and strong social support

1/12/26 • 07:39