Blog

How Do I Protect Myself from UV Rays?

Posted by The American Cancer Society medical and editorial content team on Jun 6th 2017

People who get a lot of exposure to ultraviolet (UV) rays are at greater risk for skin cancer.Sunlight is the main source of UV rays, but you don’t have to avoid the sun completely. And it would be un … read more

Ultraviolet Protection Factor, Why it matters.

Posted by http://www.skincancer.org/prevention/sun-protection/clothing on May 18th 2017

What Is UPF?UPF stands for Ultraviolet Protection Factor. It indicates what fraction of the sun’s ultraviolet rays can penetrate the fabric. A shirt with a UPF of 50, for example, allows just 1/50th o … read more