Here’s why you should catch some rays this summer despite skin cancer risk - Spending too much time in the sun can lead to ...

Ultraviolet (UV) radiation from the sun reaches the earth in 2 main forms - UVA and UVB rays. Although both cause skin ...

UV radiation comes primarily from the sun and is made up of UVA, UVB, and UVC rays. UVC rays do not reach Earth, but both UVA and UVB rays pose health risks. Learn more here.

The UV Index provides a measure of the sun's ultraviolet radiation, a short wavelength of light invisible to humans, that can cause sunburns. Sunburns are a factor that can lead to deadly health ...

Effect of the Sun's Rays on the Brain and General System. Share full article. July 27, 1859. Credit... The New York Times Archives. See the article in its original context from July 27, 1859, Page ...

As the temperatures rise and the sun’s rays intensify, it’s important to be aware that certain medications can make you more vulnerable to the adverse effects of heat and UV light.

Usually, the effects of UVB rays are delayed or appear a few hours after sun exposure. Most tanning beds use a combination of UVA and UVB rays. Special UVB-only tanning beds may be touted as safe ...

To get through the hottest days of summer, here's how to read the UV index so you know when the sun is most dangerous.

When exposed to direct sunlight, UVA and some UVB rays can penetrate the dermis and, with enough exposure, break down stores of naturally occurring hyaluronic acid, explains Dr. Jessie Cheung, MD ...

Ideally, you want a sunscreen with a high SPF and a high star rating. These levels of protection assume sunscreen has been ...

Radiation from the sun may not just affect our planet's surface, but also influences material deep within the Earth. Samples of ancient magma from within the Earth have revealed certain chemical ...