India, July 14 -- Ever since Erling Haaland gave a breakdown of the 'ancestral' diet that fuels one of football's most lethal strikers, social media has been flooded with people wondering whether the secret to elite performance lies on his plate.

At 41, Cristiano Ronaldo still remains one of the fittest footballers, having for years remained an inspiration for many footballers and beyond to adopt that level of dedication. No cheat days and a daily diet of grilled chicken, fish, eggs, fresh vegetables, healthy fats such as avocado and disciplined meal timings.

Sunil Chhetri - India's most decorated footballer - knows a thing or two about longevity with a career spanning more than two decades. His diet has evolved over two decades. Having...