India, March 1 -- Protein is sometimes referred to as an athlete's best friend, for good reason, since it plays a key role in muscle recovery, endurance, and overall strength. For Olympic medalist PV Sindhu, protein isn't just another part of her diet - it's a carefully planned essential that fuels her intense training and keeps her at the top of the game.

Sindhu's understanding of nutrition started early, thanks to her family's sports background. Growing up in a household of athletes - both her parents were professional volleyball players - she was introduced to the importance of a balanced diet from a young age. However, it was her grandmother's traditional wisdom that first brought protein into her routine.

"She just knew when I need...