Some people are under the mistaken assumption that the only time to use sunscreen is on especially hot and sunny days. The truth is that anytime that were out in the sun, the suns
rays are having a negative impact on our skin. There is a constant barrage of ultraviolet light that can cause our skin to age before its time, and it can lead to more serious skin problems in the long term. Even on days when its not all that hot outside, it is a good idea to use sunscreen.

With that said, sunscreen is still most needed when a person is spending a day out in the sun, especially if they're trying to tan. This is when there is the biggest risk of sunburn, which is a direct result of intense sun exposure. Its important to understand how to choose the right sunscreen for the job. SPF, or sun protection factor, is the rating system that is used to determine the strength of a sunscreen. Usually, a minimum sun protection factor of 15 is recommended for tanning or prolonged sun exposure. However, much more powerful levels of protection are available -- up to a 60 SPF rating or more.more...