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updated: 7/19/2011 7:13 PM

Over 65 and not worried about heat? You should be

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  • Don Worden, 79, poses with his tennis racket outside his home Tuesday in Chicago. Healthy, active seniors enduring this week's heat wave without any trouble are reminded that they need more water to keep the blood flowing and are far more at risk of dehydration and heat stroke.

      Don Worden, 79, poses with his tennis racket outside his home Tuesday in Chicago. Healthy, active seniors enduring this week's heat wave without any trouble are reminded that they need more water to keep the blood flowing and are far more at risk of dehydration and heat stroke.
    Associated Press

 
Associated Press

There are changes in an older person that raise the risk for heat stroke and other problems. an older body contains far less water than a younger one. older brains can't sense temperature changes as well, and they don't recognize thirst as easily.

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