New Delhi, May 31 -- South Asia stands at a paradoxical crossroads. While the region's economies surge forward with impressive momentum - driven by technology, entrepreneurship, and a young, ambitious population - a silent metabolic crisis is quietly undermining the health and future of its people. India, Pakistan, and Bangladesh have become global epicenters of type 2 diabetes and cardiovascular disease. Alarmingly, heart attacks and serious metabolic disorders are now striking in the late 30s and early 40s - nearly a decade earlier than in Western populations.

This is not simply a matter of lifestyle or poor diet. It is rooted in a distinct biological reality: the South Asian "Thin-Fat Phenotype." People often appear relatively lean on...