Plain-English guides to health, Medicare and money after 60

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Home & Safety

Staying Safe and Cool in Hot Weather

Older adults are more likely to become seriously ill from heat. Here is how to stay cool, the warning signs of heat illness and when to call 911.

Older woman with glasses and a beaded necklace fanning herself with a woven hand fan outdoors
Staying cool and drinking water are the best defenses during a heat wave. Photo: Pexels

Key takeaways

  • Older bodies do not adjust to heat as well, and some health conditions and medicines raise the risk of heat illness.
  • Air conditioning is the strongest protection; if you do not have it, spend the hottest hours somewhere cool.
  • Fans alone may not prevent heat illness when temperatures are very high.
  • Heat stroke is an emergency: call 911 for confusion, fainting or a very high body temperature.

Heat waves are becoming more common, and extreme heat can be dangerous for adults 65 and older. As we age, our bodies are less able to adjust to sudden changes in temperature. Chronic conditions such as heart, lung and kidney disease, and medicines such as diuretics, some blood pressure drugs and some medicines for mood or sleep, can make it harder to stay cool.

Stay cool

  • Use air conditioning if you have it. It is the most effective protection.
  • If you do not have air conditioning, spend the hottest part of the day somewhere that does, such as a library, mall, senior center or public cooling center. Call 211 or your local health department to find a cooling center.
  • Fans can help you feel more comfortable, but when temperatures are very high, fans alone may not prevent heat illness.
  • Take cool showers or baths, or use cool, damp cloths on your neck and wrists.
  • Close blinds and curtains on sunny windows during the day.
  • Avoid using the oven on hot days.

Drink enough

  • Drink water regularly, even if you are not thirsty.
  • Limit alcohol and large amounts of caffeine.
  • If your doctor limits your fluids or prescribes water pills, ask how much to drink during hot weather.

See staying hydrated as you age.

Dress and plan for the heat

  • Wear lightweight, loose, light-colored clothing.
  • Wear a wide-brimmed hat and sunscreen outdoors.
  • Do errands and exercise in the early morning or evening.
  • Rest often in the shade if you must be outside.

Know the warning signs

Heat exhaustion can include:

  • Heavy sweating.
  • Cold, pale and clammy skin.
  • Fast, weak pulse.
  • Nausea or vomiting.
  • Muscle cramps, tiredness, weakness, dizziness, headache or fainting.

Move to a cool place, loosen clothing, sip water and put cool, wet cloths on your body. Get medical help if symptoms get worse or last longer than an hour.

Heat stroke is a medical emergency. Signs include:

  • A body temperature of 103°F or higher.
  • Hot, red, dry or damp skin.
  • Fast, strong pulse.
  • Headache, dizziness or nausea.
  • Confusion or losing consciousness.

Call 911 right away. Move the person to a cooler place and cool them with cool cloths or a cool bath while waiting for help. Do not give them anything to drink if they are confused or unconscious.

Help with cooling costs

If paying for air conditioning is a struggle, ask your utility about payment plans and discounts, and contact your LIHEAP office, since many states help with cooling costs. Some programs also provide air conditioners or fans to people at high risk. See help with heating and cooling bills through LIHEAP.

Prepare for power outages

Heat waves can cause outages. Keep a battery-powered fan, flashlight and radio, know where you would go to stay cool, and talk with your doctor about storing medicines that need refrigeration. See building an emergency kit.

Sources

We checked this guide against these sources. Figures change, so confirm current amounts with the source before you act.

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