author

Dr. Ajit Kumar

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.

The Economics of Prevention: Why the Cheapest Healthcare Is the Kind You Never Need

Medically Written & Reviewed By Dr. Ajit Kumar, MD (Medicine) — Founder, Medimadad. About the Author | Editorial Policy Nobody budgets for a heart attack. Yet around the world, a single unplanned hospital admission is one of the fastest ways a family’s finances unravel. The World Health Organization estimates that hundreds of millions of people […]

Zone 2 Training: The Complete Beginner’s Guide (With Heart Rate Ranges)

⚕ Medically Written & ReviewedWritten and reviewed by Dr. Ajit Kumar, MD (Medicine) | MA (Psychology), Founder of Medimadad. Last reviewed: July 2026. This article is for informational purposes only and does not constitute medical advice. Read our Editorial Policy. Key Takeaways Zone 2 training means exercising at 50–70% of your maximum heart rate — […]

Glycemic Index Guide for Indian Foods: What Raises Blood Sugar Fastest

⚕ Medically Written & ReviewedWritten and reviewed by Dr. Ajit Kumar, MD (Medicine) | MA (Psychology), Founder of Medimadad. Last reviewed: July 2026. This article is for informational purposes only and does not constitute medical advice. Read our Editorial Policy. Key Takeaways Glycemic index (GI) measures how fast a food raises blood sugar — not […]

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