New Delhi, May 5 -- As the temperature soars past the 40 degrees Celsius mark, it's near impossible to train or play sports outdoors. Doctors and fitness experts advise lighter workouts, a modified exercise regimen and indoor sessions during the peak summer months. Top triathlete, Pragnya Mohan, who has represented India at the Commonwealth Games, travels to Europe to train during summers as training in the Indian summer comes with the high risk of dehydration, dizziness, and fainting, she says.

Outdoor exercise is dependent on weather conditions, notes Dr Ajay Aggarwal, director and head of internal medicine at Fortis Hospital, Noida. "When we exercise, we generate internal heat, which our bodies shed by sweating and shunting the warm b...