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Summer skin care: Could be the season of the itch
Summer skin care: Could be the season of the itch

As appealing as the long afternoons, soaring temperatures and time outside can be, they also signal a harsh environment that can assault the skin. This elastic, tough covering keeps our internal organs moist while keeping out microbes, insects and UV radiation. It protects us from abrasions and chemicals. It also plays a major role in thermoregulation, keeping our bodies cool through sweating. "Luckily, skin has great regenerative capacity," says Ray Jalian, a cosmetic dermatologist at UCLA Medical Center. "The skin's epidermis has five layers, and the cells in the underlayers are constantly dividing." Skin cells take about a month to migrate to the outermost...

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