India, Dec. 12 -- Happy birthday Rajinikanth! The Tamil cinema icon, who turns 75 on December 12, 2025, continues to captivate audiences with his energy and on-screen presence. The actor's impressive fitness, even in his seventies, has been attributed to a strict dietary regimen, which reportedly involves the consistent avoidance of sugar and other 'white food items'. Also read | Nagarjuna reveals diet and fitness secrets for impressive physique: 'I do intermittent fasting every day'

In an August 19 Instagram video, Dr Preethi Mrinalini, consultant laparoscopic and bariatric surgeon Apollo Hospitals, Greams Road and Marinas Clinic, Nungambakkam, Chennai, decoded Rajinikanth's 'health secrets' and shared an insight into his diet.

Dr Mrin...