The India Meteorological Department (IMD) has issued an orange alert for Delhi NCR and has said the heatwave will continue till May 22. In view of the intensifying heat wave here are the answers of commonly asked questions related to heatstroke. The India Meteorological Department (IMD) has issued an orange alert for Delhi NCR and has said the heatwave will continue till May 22. In view of the intensifying heat wave here are the answers of commonly asked questions related to heatstroke. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle