Friday, December 13, 2013

light:What is sunburn?

What is sunburn ?
 If you stay out in the Sun for too long, your skin may become red or dark, and even become painful and swollen. This is known as sunburn, and other symptoms may include fever, chills, nausea and vomiting, weakness and symptoms of shock.

 Why does this happen? The reason is that sunlight has ultraviolet rays, and over- exposure to ultraviolet rays is harmful to both our skin and our eyes. As you near the tropics, the Sun's rays are more intense and more direct, so the risk of sunburn increases- and so does its severity. So, it is always better to wear a hat, or hold an umbrella and slather yourself with sunscreen lotion when going out during the hottest part of the day.

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