Tuesday, August 2, 2011

The days of summers' blistering heat are here, and while we cannot control the rising temperatures outside, we can control the heat index of our bodies.  Older adults are at an especially high risk, they are not able to sense elevations in temperature as quickly or be able to cool down as readily.  The effect of the sun on the skin of older adults is heightened because of changes in the skin as we age.  You burn much quicker even with short exposure to the sunlight.

When temperatures rise so does the risk for heat related injuries such as muscle cramps due to loss of water and salt through perspiration, medicines that work against the body’ natural thermometer, dizziness, clammy skin, rapid heart beat, heat exhaustion in the form of headaches, nausea and weakness, and finally heat stroke, which can be fatal.

The human body is very much like a machine.  It’s constantly challenging itself to adapt to its environment and keep up with what’s going on externally. Your body is always working to keep a balance between its heat production and heat loss, with your brain acting as a thermostat.

When the temperatures begin to creep up, take immediate action.

Keep cool. Air conditioning can be a lifesaver, especially if you have heart disease.  If you don’t have air conditioning, head to a cool shopping center, library, movie theater, place of worship, and here in Stevens Point the Lincoln Center/Aging and Disability.

Lightweight, light-colored, loose clothing reflects heat and sunlight, and wear a hat or carry an umbrella to protect your head and neck when outdoors.

Cool baths or showers can provide relief.  Ice bags and wet towels are also helpful.

Beware of dehydration: drink plenty of water even if you’re not thirsty.  Remember fluids can also come in the form of fruits and vegetable.  Avoid drinking an excess of coffee, tea, and alcohol. Caffeine is a dehydrator and alcohol acts as a diuretic, causing your body to lose water.  A good test of hydration is to make sure that your urine is always clear in color.

Limit your salt intake.

Curtail physical activity during extremely hot weather.  Activity adds to heart strain.

Always remember to use sunblock (SPF 15 or greater) when outdoors even on hazy or cloudy days.  A person, who has memory problems, should not be in the sun for any extended period of time.  They may not recognize or be able to tell you that they are uncomfortable.

Take the heat seriously.  Dizziness, rapid heartbeat, diarrhea, nausea, headache, chest pain, mental changes or breathing problems are warning signs that you should seek immediate medical attention.

Lori Schuler is the Marketing and Activity Director for Central Wisconsin Senior Living.

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