Heat-related illnesses are preventable. Learn the symptoms and what to do if you or a loved one shows signs of having a heat-related illness. The Centers for Disease Control and Prevention (CDC) make the following recommendations.
Heat stroke
Look for
- High body temperature (103˚F or higher)
 - Hot, red, dry, or damp skin
 - Fast, strong pulse
 - Headache
 - Dizziness
 - Confusion
 - Nausea
 - Losing consciousness (passing out)
 
What to do
- Call 911 right away-heat stroke is a medical emergency!
 - Move to a cooler place.
 - Help lower the person’s temperature with cool cloths or a cool bath.
 - Do not give the person anything to drink.
 
Heat exhaustion
Look for
- Heavy sweating
 - Cold, pale, and clammy skin
 - Fast, weak pulse
 - Nausea or vomiting
 - Tiredness or weakness
 - Headache
 - Dizziness
 - Fainting (passing out)
 
What to do
- Move to a cool place.
 - Loosen clothing.
 - Put cool, wet cloths on body or take a cool bath.
 - Sip water.
 
Get medical help right away if:
- Person is vomiting
 - Symptoms are worsening or last longer than an hour
 
Heat Cramps
Look for
- Heavy sweating during intense exercise
 - Muscle pain or spasms
 
What to do
- Stop physical activity and move to a cool place.
 - Drink water or sports drink.
 - Wait for cramps to go away before resuming physical activity.
 
Get medical help right away if:
- Cramps last longer than 1 hour
 - Person is on a low-sodium diet
 - Person has heart problems