(HealthDay News) -- Heat exhaustion may affect people who spend hours in the sun or very hot weather without drinking enough fluids.

Symptoms of heat exhaustion may include heavy sweating, pale skin, muscle cramps, fatigue and weakness, dizziness, headache, nausea or fainting.

The U.S. Centers for Disease Control and Prevention suggests how to cool down when you have symptoms of heat exhaustion:

• Drink plenty cool, non-alcoholic beverages.
• Get enough rest.
• In cool water, take a sponge bath or shower.
• Stay inside in an air conditioned building.
• Wear lightweight clothing.