Dr. Tom Biernacki, DPM, FACFAS

Quick answer: The HPA (hypothalamic-pituitary-adrenal) axis dysregulation — characterized by a blunted cortisol awakening response (CAR), abnormal diurnal cortisol pattern, and elevated evening cortisol — is measurable via 4-point salivary cortisol testing and directly linked to burnout, treatment-resistant depression, insomnia, immune dysfunction, and accelerated aging, with phosphatidylserine, ashwagandha KSM-66, and Rhodiola rosea demonstrating RCT-level evidence … Read more

Quick answer: Up to 60% of thyroid conditions remain undiagnosed because standard TSH-only testing misses elevated thyroid antibodies (present in 14 million Americans with Hashimoto’s thyroiditis), conversion defects between T4 and the active T3 hormone, and the clinically significant gap between “normal” TSH (0.5-4.5 mIU/L) and functional optimal TSH (1.0-2.5 mIU/L) — with the comprehensive … Read more

Quick answer: Chronic sleep deprivation below 7 hours per night increases all-cause mortality by 12%, reduces testosterone by 10-15% after just one week of 5-hour nights, impairs glucose tolerance equivalent to pre-diabetic levels after 6 nights of sleep restriction, and doubles amyloid-beta accumulation in the brain — while Cognitive Behavioral Therapy for Insomnia (CBT-I) achieves … Read more

Quick answer: The gut microbiome — 38 trillion bacteria comprising over 1,000 species with a collective genome 100x the size of the human genome — regulates immune function, neurotransmitter synthesis, metabolic rate, inflammation, and even mood, with dietary diversity (30+ distinct plant species per week) and targeted probiotic + prebiotic protocols demonstrably increasing alpha diversity, … Read more

Quick answer: The 12 hallmarks of aging — from telomere attrition and epigenetic alterations to mitochondrial dysfunction and cellular senescence — are now validated therapeutic targets, with rapamycin, metformin, senolytics like dasatinib+quercetin, NAD+ precursors, and intensive lifestyle interventions demonstrably extending healthspan in model organisms and showing early human evidence of biological age reversal measurable via … Read more

Quick answer: Standard cardiovascular risk calculators miss 50% of heart attacks — because LDL cholesterol alone fails to capture the atherogenic burden of small dense LDL particles, elevated lipoprotein(a) (which affects 20% of the population and is genetically fixed), ApoB-containing particle count, and coronary artery calcium score, which collectively provide a 3-4x more accurate 10-year … Read more

Quick answer: Disrupted circadian rhythms — measurable via dim-light melatonin onset (DLMO) and actigraphy — are causally linked to a 29% increased risk of obesity, 44% elevated risk of major depressive disorder, and metabolic dysfunction independent of total sleep duration, with targeted light therapy, time-restricted eating, and chronotype-aligned lifestyle interventions demonstrably resynchronizing biological clocks within … Read more

Quick answer: Mitochondrial dysfunction — impaired electron transport chain activity, reduced Complex I-IV function, and declining CoQ10 concentrations that fall 50-65% between ages 20 and 80 — is the underlying bioenergetic mechanism in conditions from Parkinson’s disease to Type 2 diabetes to treatment-resistant depression, with targeted supplementation and lifestyle interventions demonstrably restoring mitochondrial function measurable … Read more

Quick answer: Intravenous NAD+ therapy achieves plasma concentrations 10-100x higher than oral supplementation, with clinical trials showing 50-60% reductions in addiction craving scores and emerging evidence for mitochondrial restoration in chronic fatigue — while Myers Cocktail IV infusions deliver magnesium, B-complex, and Vitamin C at concentrations impossible to achieve orally due to GI absorption limits. … Read more

Quick answer: Osteoporosis affects 10 million Americans and causes 2 million fractures annually — with hip fracture mortality reaching 24% within 12 months in elderly patients. Yet bone loss is not inevitable: peak bone mass (achieved by age 30) is 80% genetically determined, but the subsequent rate of loss — averaging 1% per year in … Read more