Limit exposure to the sun and stay indoors.
Never leave children or pets alone in vehicles.
Stay on the lowest floor in air conditioning. If air conditioning is not available, stay in shaded area.
Eat well-balanced, light and regular meals.
Avoid using salt tablets unless directed by a physician.
Drink plenty of water. Persons who have epilepsy or heart, kidney or liver disease, are on fluid restricted diets, or have a problem with fluid retention should consult a doctor before increasing liquid intake.
Limit intake of alcoholic beverages. None is best.
Dress in loose, lightweight and light-colored clothes that cover as much skin as possible.
Wear a wide-brimmed hat to protect your head.
Check on family, friends and neighbors who do not have air conditioning and live alone.
Avoid strenuous work during the warmest part of the day. Use a buddy system when working in extreme heat and take frequent breaks.

Look for signs of heat stress: heavy panting, glazed eyes, rapid pulse, unsteadiness, vomiting or a deep red or purple tongue.
Never leave your pet in a parked vehicle.

If your pet is overheated, move him/her to a cooler area and take these emergency steps:

Apply cool (not cold) water all over your pet's body or soak him/her in a cool bath.
Offer water if your pet is alert and wants to drink, but do not force him/her to drink.
Take your pet to a veterinarian immediately.