Exposure in the northern hemisphere is greatest. UV exposure, both from and tanning beds, is the most com and avoidable risk factor for skin cancers including basal cell skin cancer, squamous cell skin cancer, and melanoma. Part of the energy we cannot see is termed ultraviolet light (UV light). Collagen is good and helps to keep skin tight, while elastin is a major component in loose, baggy skin and wrinkles. In addition to skin cancer risk, exposure can cause in increase in the aging process.

It is important, especially during the summer to protect your skin from the sun's ultraviolet radiation. Protection from sunlight is important for many reasons. Protecting Skin From Exposure and Ultraviolet Radiation (UV-A & UV-B) While exposure to the is necessary to ensure adequate Vitamin D production, too much of the is not a good thing. UV light is arbitrarily divided into UV-A and UV-B.

Collagen and elastin are opposing components in the skin which contribute to skin tightness. UV exposure also decreases the amount of collagen in the skin and increases the amount of elastin. The emits energy both that we can see and that we cannot see.

Long term exposure to can cause age spots, some of which can progress to skin cancer.