Dr. Joseph Mercola - Take Control of Your Health

Briana Mercola

  • 7 minutes 42 seconds
    Microplastics Could Be Weakening Your Bones, New Study Finds
    • A recent Osteoporosis International review summarized multiple studies showing that microplastics have been detected in human bone tissue, where they disrupt bone cell activity, trigger inflammation, and weaken structural integrity
    • Laboratory and animal studies show microplastics accelerate osteoclast activity and alter bone microarchitecture, linking environmental plastic exposure to rising rates of bone fragility and dysplasia
    • Microplastics are not limited to bone; previous research has also detected them in the bloodstream, brain, placenta, heart, lungs, liver, kidneys, and reproductive tissues
    • Ultrafine combustion particles (UFPs), which are smaller than microplastics, pose an even greater threat due to the vastly higher levels of exposure you face each day
    • Lower your daily microplastic exposure by switching to natural fabrics, filtering your air and water, avoiding plastic containers, and replacing plastic kitchen tools with safer materials
    24 December 2025, 5:55 am
  • 7 minutes 8 seconds
    Smoking and Lung Conditions Increase Risk of Dysfunctional Breathing
    • More than one in 10 adults experience dysfunctional breathing symptoms like air hunger and chest tightness, even without having diagnosed lung disease
    • People who currently smoke, or have a history of smoking and respiratory illness, face a dramatically higher risk of developing dysfunctional breathing patterns
    • Dysfunctional breathing leads to overuse of neck and chest muscles, creating tension, fatigue, and shallow breathing that feeds a vicious cycle of stress and exhaustion
    • Poor breathing habits interfere with heart function by reducing heart rate variability and disrupting the body's natural balance between oxygen and carbon dioxide
    • Smoking worsens immune function, promotes oxidative stress, and triggers long-term biological changes that increase your risk for cancer, chronic illness, and dysfunctional breathing
    24 December 2025, 5:03 am
  • 7 minutes 58 seconds
    ARFID — Exploring Its Symptoms, Causes, and Treatment Plans
    • Avoidant restrictive food intake disorder (ARFID) is an eating disorder where people severely restrict food due to fear, sensory sensitivities, or low interest — not body image concerns — causing significant health and social problems
    • Unlike normal picky eating, ARFID involves intense distress, extremely narrow food choices, nutritional deficiencies, weight loss, and serious disruption to daily life and social activities
    • Prevalence ranges from 0.35% to 6.4% depending on region, primarily affecting children and teens, with average diagnosis at age 11 and higher male representation than other disorders
    • Treatment approaches include parental control strategies, cognitive behavioral therapy, family-based treatment, food therapy, and sequential oral sensory methods to gradually reduce food-related fear and anxiety
    • A specialized protocol combining psychology, hypnosis, and neuro-linguistic programming shows 90% success for adults and 65% for children, often achieved in single session
    24 December 2025, 5:02 am
  • 7 minutes 28 seconds
    Personalized Vitamin D Levels Cut Repeat Heart Attack Risk by Half
    • A new Intermountain Health study presented at the American Heart Association's 2025 Scientific Sessions found that adults with heart disease who optimized their vitamin D levels cut their risk of another heart attack by 52%
    • Most participants began the trial with low vitamin D levels, showing that deficiency is common in people with cardiovascular disease and silently increases the risk of recurring heart problems
    • More than half of the patients needed over 5,000 IU of vitamin D3 daily — six times the FDA's recommended intake — to reach protective blood levels between 40 and 80 ng/mL
    • Vitamin D acts as a hormone that helps lower inflammation, maintain proper calcium balance, improve blood vessel function, and reduce oxidative stress — all key to preventing heart damage
    • Regular testing, personalized dosing, sunlight exposure, and daily exercise are simple, measurable ways to restore vitamin D, strengthen your heart, and reduce your risk of another cardiac event
    23 December 2025, 5:59 am
  • 7 minutes 42 seconds
    Butyrate — The Metabolic Powerhouse Fueling the Gut and Beyond
    • Avoidant restrictive food intake disorder (ARFID) is an eating disorder where people severely restrict food due to fear, sensory sensitivities, or low interest — not body image concerns — causing significant health and social problems
    • Unlike normal picky eating, ARFID involves intense distress, extremely narrow food choices, nutritional deficiencies, weight loss, and serious disruption to daily life and social activities
    • Prevalence ranges from 0.35% to 6.4% depending on region, primarily affecting children and teens, with average diagnosis at age 11 and higher male representation than other disorders
    • Treatment approaches include parental control strategies, cognitive behavioral therapy, family-based treatment, food therapy, and sequential oral sensory methods to gradually reduce food-related fear and anxiety
    • A specialized protocol combining psychology, hypnosis, and neuro-linguistic programming shows 90% success for adults and 65% for children, often achieved in single session
    23 December 2025, 5:57 am
  • 8 minutes 23 seconds
    Your Gut Bacteria Is Under Attack by Pesticides and Everyday Chemical Pollutants
    • Researchers have identified 168 everyday chemicals, including pesticides, flame retardants, and plastic additives, that are toxic to beneficial gut bacteria and may disrupt essential body functions
    • Certain banned or restricted substances, like hexachlorophene and DDT, were also shown to damage gut microbes and promote inflammation and metabolic dysfunction
    • Pesticides such as glyphosate, chlorpyrifos, and atrazine alter gut microbial balance and reduce protective species, allowing harmful bacteria to thrive and weakening your immune defenses
    • Gut bacteria exposed to pesticides not only change how they grow but also how they process nutrients, interfere with detox pathways, and trigger inflammation in the gut, liver, and other organs
    • Practical solutions like choosing organic produce, eating probiotic and prebiotic foods, filtering drinking water, and avoiding plastic containers can help protect and restore gut health
    23 December 2025, 5:00 am
  • 8 minutes 16 seconds
    Beyond Bioavailability — What Research Shows About Flavanols' Effectiveness
    • Flavanols are plant compounds in cocoa, berries, and tea with low bioavailability, meaning only a small portion enters the bloodstream
    • A new animal study found that oral flavanol doses of 25 to 50 milligrams per kilogram (mg/kg) activated the subjects' brains within minutes
    • Flavanols are a type of flavonoid within the polyphenol family. This hierarchy clarifies their differences and explains why foods have unique combinations that offer specific health benefits
    • If you choose cocoa flavanol supplements, don't fall for flashy marketing; whenever possible, stick to a nutritious food-first approach
    • Along with consuming flavanol-rich foods, pairing them with regular physical activity and a nutrient-dense, plant-focused diet helps support long-term brain health and cardiovascular resilience
    22 December 2025, 5:24 am
  • 7 minutes 42 seconds
    Butyrate — The Metabolic Powerhouse Fueling the Gut and Beyond
    • Butyrate, a short-chain fatty acid produced by gut bacteria that ferment dietary fiber, helps improve metabolic health by enhancing insulin function, regulating glucose levels and supporting healthy body composition
    • Unlike most cells that use glucose, colonocytes (the epithelial cells that line your colon) prefer butyrate for energy, converting 70% to 80% through beta-oxidation to maintain gut barrier health
    • Promoting butyrate production through fiber intake is beneficial, but only if your gut is healthy. If your gut is compromised, starting with dextrose water before transitioning to whole foods is recommended
    • Lifestyle factors significantly impact butyrate production, with chronic stress, smoking, excessive drinking and antibiotic overuse reducing beneficial gut bacteria and SCFA production
    • Excessive linoleic acid consumption, common in processed foods and vegetable oils, reduce beneficial gut bacteria, negatively affecting gut and metabolic health
    22 December 2025, 5:22 am
  • 7 minutes 53 seconds
    A Breakthrough in Understanding Long COVID
    • People with long COVID experience persistent fatigue, breathlessness, and brain fog. Research links these effects to fibrin microclots intertwined with neutrophil extracellular traps that obstruct microvessels and impair oxygen delivery
    • SARS-CoV-2 pushes blood into a hypercoagulable state, damaging endothelium, activating platelets, and inflammatory cytokines. This causes clot risk to persist for months, even after mild infections and hospital discharge
    • Long COVID essentially boils down to mitochondrial dysfunction. Management includes proteolytic enzymes to help clear spike protein, while the I-RECOVER protocol guides detoxification, inflammation control, and mitochondrial repair to restore overall function
    • Protecting cardiolipin, the mitochondrial membrane fat, requires limiting easily oxidized linoleic acid (LA) from seed oils, processed foods, nuts, seeds, and grain-fed meats
    • Methylene blue may enhance mitochondrial respiration at low doses. Additionally, correcting copper deficiency and lowering excess iron through blood donation support energy production
    20 December 2025, 5:20 am
  • 7 minutes 47 seconds
    Taking Melatonin Does Not Increase Your Risk of Heart Failure
    • A preliminary American Heart Association (AHA) study linked long-term melatonin use to increased heart failure risk, but a closer analysis shows serious flaws, including lack of peer review and failure to account for confounding variables
    • The study found melatonin users had 90% higher heart failure rates, but data mixed together prescription-only countries with over-the-counter markets, misclassifying many actual users as non-users
    • Moreover, the study failed to account for insomnia severity, psychiatric conditions, other medications, and dosing details, making it impossible to determine if melatonin caused the observed outcomes
    • Decades of peer-reviewed research demonstrates melatonin's cardioprotective effects, including reducing blood pressure, protecting heart tissue, and mitigating oxidative damage, contradicting the study's alarming headlines
    • While supplementation is unlikely to pose serious risks, there are natural ways to optimize your melatonin production, such as getting morning sunlight exposure, keeping a consistent sleep schedule, limiting evening blue light, eating earlier, and practicing stress-reduction techniques
    20 December 2025, 5:18 am
  • 6 minutes 34 seconds
    Bedroom Ventilation for Better Sleep — What the Latest Research Shows
    • A recent study reveals that bedroom ventilation plays an essential role in sleep quality. Carbon dioxide (CO₂) levels need to remain below 1,000 ppm, ideally under 800 ppm, for deeper, uninterrupted sleep
    • Opening windows can help with airflow, but it's not always ideal due to outdoor pollutants, noise, or security risks. In such cases, a ventilation system is a safer and more reliable option
    • Air purifiers filter indoor air but do not introduce fresh air. To maintain optimal air quality, pair filtration systems with proper ventilation rather than relying on one system alone
    • Monitoring CO₂ levels in your bedroom helps ensure proper air exchange. Using a reliable CO₂ meter provides insight into ventilation efficiency and allows adjustments to improve sleep quality
    • To further improve indoor air quality, regularly clean or replace air filters, minimize the use of synthetic air fresheners, scented candles, and harsh cleaning chemicals, opt for natural, nontoxic alternatives, and air out your home safely
    20 December 2025, 5:16 am
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