Relax and cool off. Encourage those around you to do the same. Some medicines make you more sensitive to heat stress. Check with you doctor or pharmacist. Know the signs of more serious heat illness.
Heat exhaustion starts with weakness, nausea, dizziness and profuse sweating.
Heat stroke is characterized by a high body temperature, lack of sweating and physical collapse. Check in on older friends and relatives living alone. The most common victims of heat stroke are elderly people living alone. Invite them to visit an air conditioned library or movie with you. Enjoy a change in routine, let the weather dictate how hard you work and exercise, and watch out for family, friends and neighbors.