Trusted Source for Health Articles
Trusted Source for Health Articles
Dr. Ajit Kumar is a health educator, medical content reviewer, and founder of Medimadad, an evidence-based health education platform. He holds an MD (Medicine) degree and an MA (Psychology), bringing together medical knowledge and behavioral science to promote informed health decisions. His areas of focus include diabetes and metabolic health, men's health and sexual wellness, preventive healthcare, healthy aging, health psychology, and public health education. Through Medimadad, he is committed to improving health literacy by translating complex medical information into practical, accessible, and evidence-based educational content. Dr. Kumar is passionate about leveraging technology, digital health tools, and public health communication to empower individuals to make informed choices for long-term health and well-being.
Key Takeaways The “anabolic window” — the idea that you must eat protein within 30 minutes of training — has been largely debunked by modern research Total daily protein intake matters far more than timing for muscle growth and recovery The muscle protein synthesis window is actually 4-6 hours, not 30 minutes Spreading protein evenly […]
Key Takeaways Zone 2 cardio — low-to-moderate intensity aerobic exercise — is the most evidence-backed training method for metabolic health and longevity Zone 2 is defined as 60-70% of maximum heart rate; you should be able to hold a conversation with some effort It trains mitochondrial function and fat oxidation capacity — the cellular foundations […]
Key Takeaways Consumer sleep trackers are reasonably accurate at detecting total sleep time (within 30-45 minutes) but significantly overestimate sleep quality Sleep stage accuracy (light, deep, REM) is poor — studies show only 65-69% accuracy compared to polysomnography The Oura Ring and Apple Watch perform best in independent validation studies; basic fitness trackers perform worst […]
Medical Review: This article was reviewed by Dr. Ajit Kumar, MD (Medicine) — Healthcare Consultant and Health Educator, Founder of Medimadad. Content is for educational purposes only and does not constitute medical advice. Consult your doctor before starting any supplement, especially if you take prescription medications or have a medical condition. Berberine has been called […]
Key Takeaways APOE4 is the strongest known genetic risk factor for late-onset Alzheimer’s disease One copy of APOE4 increases risk 2-3x; two copies increase risk 8-12x compared to the most common variant Approximately 25% of people carry at least one APOE4 allele; only 2-3% carry two copies Carrying APOE4 is not a death sentence — […]
Medical Review: This article was reviewed by Dr. Ajit Kumar, MD (Medicine) — Healthcare Consultant and Health Educator, Founder of Medimadad. Content is for educational purposes only and does not constitute medical advice. Metformin is a prescription drug — do not start, stop, or change any medication without medical supervision. In 2024, a panel of […]
Key Takeaways A blood test can now detect Alzheimer’s disease up to 15-20 years before symptoms appear The test measures phosphorylated tau (p-tau217) — a protein that accumulates in Alzheimer’s brains decades before memory loss Accuracy exceeds 90% in multiple validation studies — comparable to expensive PET brain scans Commercial versions are available globally; access […]
Medical Review: This article was reviewed by Dr. Ajit Kumar, MD (Medicine) — Healthcare Consultant and Health Educator, Founder of Medimadad. Content is for educational purposes only and does not constitute medical advice. India is in the middle of a quiet dietary crisis. Urban Indian consumption of ultra-processed foods — packaged chips, instant noodles, commercial […]
Key Takeaways Both walking and running significantly reduce cardiovascular mortality — the activity gap between them is smaller than most people assume A landmark study found that running reduces cardiovascular mortality risk by 45% and walking by 12% per MET-hour of exercise When matched for equivalent energy expenditure, walking and running produce nearly identical benefits […]
Key Takeaways Creatine monohydrate is the most studied sports supplement in existence — over 500 clinical trials confirm its safety and efficacy The standard maintenance dose is 3-5 g per day; loading is optional and not necessary for long-term users Timing does not matter much — consistency matters far more than whether you take it […]
Medical Review: This article was reviewed by Dr. Ajit Kumar, MD (Medicine) — Healthcare Consultant and Health Educator, Founder of Medimadad. Content is for educational purposes only and does not constitute medical advice. Consult your doctor before starting a new exercise programme, especially if you have existing joint or cardiovascular conditions. Somewhere around your late […]
Key Takeaways Hair loss affects an estimated 3-5% of Ozempic users — it is a real but often temporary side effect The most likely cause is telogen effluvium triggered by rapid weight loss, not the drug itself Hair typically regrows within 3-6 months once weight loss stabilises Adequate protein intake is the single most important […]
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