NEW DELHI - With 19 of the 20 hottest locations on Earth currently situated in India, the summer of 2026 has reached a critical health threshold.
Heatwave warnings are no longer just weather updates; they are urgent medical alerts. Experts warn that the transition from simple dehydration to life-threatening heatstroke can occur in less than an hour of intense exposure.
Dr. Vimal Pahuja, a leading metabolic physician, explains that surviving extreme temperatures requires understanding the body's subtle distress signals and the long-term physiological toll of chronic heat stress.
Many individuals wait for a 'dry mouth' to drink water, but the body signals fluid loss much earlier through:
Chronic exposure to heatwaves is linked to: