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Obesity

How Diet Regulates Health, Disease and Healthy Ageing

How Diet Regulates Health, Disease and Healthy Ageing: The Science of Food Evidence-based insights from modern nutritional science  Introduction For centuries, people have believed that food influences health. Today, modern science confirms that this relationship is far more profound than previously imagined. Food is not simply a source of calories—it is biological information. Every meal […]

Last updated: August 2026 6 min read Verified by Dr. Tank ★★★★★ Evidence-based
Dr. Avinash Tank
Medically reviewed & authored by Dr. Avinash Tank MBBS · MS (General Surgery) · MCh (Surgical Gastroenterology, SGPGIMS) Liver, GI & HPB Surgeon · Director, Dwarika Hospital, Ahmedabad
25+ yrs experience 10,000+ surgeries Trained: SGPGIMS · Japan · Korea
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  • ASI — Association of Surgeons of India
  • SAGES
  • International surgical societies

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How Diet Regulates Health, Disease and Healthy Ageing: The Science of Food Evidence-based insights from modern nutritional science  Introduction For centuries, people have believed that food influences health. Today, modern science confirms that this relationship is far more profound than previously imagined. Food is not simply a source of calories—it is biological information. Every meal […]

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Real cases from our practice

Liver Resection Large Liver Tumour Removed — Preserving a Healthy Future

A large liver tumour resected with clear margins while preserving enough healthy liver to recover f…

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A "difficult gallbladder" with dense scarring — removed safely by laparoscopic surgery without conv…

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Dr. Avinash Tank
Medically reviewed by
Dr. Avinash Tank — MCh Surgical Gastroenterology

Super-specialist GI, bariatric & cancer surgeon. SGPGIMS (India's premier GI centre) + advanced training in Japan & South Korea. Read full profile →

Last reviewed: July 2026

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