16 Articles

Research on brain health, cognitive performance, sleep science, dementia prevention, and mental clarity. Covers Alzheimer’s risk, sleep disorders, neurological health, and brain-boosting supplements — reviewed by Dr. Ajit Kumar, MD (Medicine) | MA Psychology.

Do Sleep Trackers Actually Work? An Honest Review of the Science

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 […]

The New Alzheimer’s Blood Test: What It Is and Can You Get It in India?

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy How the Alzheimer’s Blood Test Works The Alzheimer’s blood test measures levels of a protein called phosphorylated tau 217 (p-tau217). In Alzheimer’s disease, abnormal tau proteins accumulate in the brain, disrupting neural communication and eventually causing […]

The Hidden Dangers of Ultra-Processed Foods for the Indian Brain

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 […]

Migraines With Aura Are Linked to 4x Higher Stroke Risk – What Neurologists Want Every Sufferer to Know

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy If you have ever experienced a migraine that begins with visual disturbances – zig-zag lines, blind spots, flashing lights, or a shimmering arc of light that moves across your field of vision – you have experienced […]

Ashwagandha vs Creatine for Stress and Cognitive Performance: What the Research Actually Shows

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy Walk into any supplement shop and you will find both ashwagandha and creatine on the shelves – often marketed for completely different purposes. Ashwagandha is positioned as a stress and anxiety supplement. Creatine is positioned as […]

Sleep Apnea and Weight Loss: Does Losing Weight Actually Fix Sleep Apnea?

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy Sleep apnea affects an estimated 100 million people worldwide, and India carries a disproportionate burden – with obesity, anatomical factors, and underdiagnosis creating a perfect storm. The standard treatment, CPAP therapy, is effective but poorly tolerated: […]

Creatine Is Not Just for Muscles – Scientists Say It Could Be the Best Brain Supplement Ever Studied

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy Most people have heard of creatine. Most people assume it is just for bodybuilders. New research is proving that assumption completely wrong. Scientists have spent the last several years studying what creatine does to the human […]

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