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Hypothermia is when the body gets very cold and can’t warm up on its own, according to UpToDate, a medical website. It occurs when the body, normally at 98.6 degrees, drops below 95 degrees.

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Modern medicine has made tremendous advancements in protecting and repairing our aging bodies. New hips, knees, and even organs were once the realm of science fiction but have now become an amazing reality for many.

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DEAR DOCTOR K: I’m a woman in my mid-50s. Lately I haven’t been able to become sexually aroused. What could be wrong? DEAR READER: Sex is complicated. You probably already know that. Sexual desire surely resides in the head, but other parts of the body can affect desire as well. In particular, the genital organs communicate with the brain.