In 1997, when Vinay Kumar was just 14, his mother noticed he was steadily losing weight. At first, he was given the colourful tablets that the village quack sold on his bicycle. But as his condition deteriorated, Kumar was advised to be taken to the district hospital in Shamli, a two-and-a-half-hour journey by bus from his village in Uttar Pradesh’s Fatehpur district.
The high-school student was diagnosed with diabetes with a blood glucose level of 465 mg/dl -- over thrice the normal reading of 140 mg/dl. The doctor advised that he be taken off school, as the diabetes was so

)