It is often cloudy during the pleasant rainy season. Cold winds also blow and often young people just go out for fun. It is believed that ultraviolet rays will not harm. But the truth is not. Even during this time, up to 80 percent of ultraviolet rays reach the earth. It damages the skin in the same way as the sun. To avoid this, it is necessary to apply sunscreen. If you do not do this then the skin gets damaged.
Effective only for four hours
Sunscreen protects the skin from ultraviolet side effects. It is of two types - chemical and physical. Chemical sunscreens can sometimes cause problems. Physical sunscreen is non reactive. A sunscreen is effective on the skin for up to four hours. It should be applied three to four times a day.
how much spf is required
Normally 2.5 ml Sunscreen is required. Normally an SPF of 26, 30 is required. A cream of SPF 50 should be applied only if there is a sun allergy.