India, May 19 -- In a world obsessed with the latest fitness fads, 93-year-old Madhukar Talwalkar is reminding everyone that the secret to longevity is remarkably simple: consistency. Also read | 65-year-old grandmother from Ahmedabad lives up to her Gujarat's 'fittest' title

A May 18 Instagram video shared by his grandson, celebrity trainer and The Tribe India co-founder Karan Sawhney, captures the duo side by side in a modern gym. Still, it isn't the young trainer stealing the spotlight - it's the patriarch of Indian fitness showing off his impeccable form.

The video showcases Madhukar Talwalkar performing push-ups with a level of grit and stability that would humble many half his age. Far from just a photo op, the movement is part of...