Are You Ready for Summer? What you should know about Sunblock

Monday, May 21st, 2012

Sunlight has long been thought to be the cause of premature skin aging, and skin cancer. UV radiation is the actual in culprit. There are 3 types of UV radiations; UVC 160-290nm, UVB 290-320nm, and UNA 320-400nm. UV rays cause free radicals. Free radicals are unstable O2 molecules that have one electron instead of 2. They are negatively changed. Electrons are found in pairs so Read More …