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We Support a Healthier Future - Healthy People 2020

Heat-related Illnesses

Frequently Asked Questions (FAQ) About Extreme Heat

Find answers to frequently asked questions about extreme heat, including who is at risk, warning signs, hot weather health emergencies, and more.

Review Date: November 29, 2011

Centers for Disease Control and Prevention - CDC
U.S. Department of Health and Human Services

Extreme Heat

A heat wave is an extended period of extreme heat, and is often accompanied by high humidity. These conditions can be dangerous and even life-threatening for humans who don't take the proper precautions.

Review Date: March 11, 2013

Federal Emergency Management Agency

Extreme Heat: A Prevention Guide to Promote Your Personal Health and Safety

Learn how you can prevent, recognize, and cope with heat-related health problems.

Review Date: November 29, 2011

National Center for Environmental Health - NCEH
Centers for Disease Control and Prevention

Hot-Weather Exercise: How to Keep Cool

Here are some tips on how to exercise safely during hot weather. Signs and symptoms of heat-related illness are included as well.

Review Date: June 24, 2011

Mayo Foundation for Medical Education and Research

Hyperthermia: Too Hot for Your Health

Find out how to lower your risk of heat exhaustion, syncope and heat stoke.

Review Date: March 26, 2013

NIH National Institute on Aging Information Center

Keeping Your Cool

Find out the importance of drinking water during the hot days of summer. Be smart and stay hydrated!

Review Date: March 18, 2013

Centers for Disease Control and Prevention - CDC
U.S. Department of Health and Human Services

Tips for Preventing Heat-Related Illness

Learn what you can do to prevent heat-related illness and keep others safe during extreme heat.

Review Date: November 29, 2011

Centers for Disease Control and Prevention - CDC
U.S. Department of Health and Human Services