Dr. Joseph Mercola - Take Control of Your Health

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

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

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

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

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