According to doomsday predictions, the end of the world will arrive on the winter solstice this year, which will be next Friday, Dec. 21. I imagine the predictions of dire circumstances will end up ...

Sun exposure has long been framed as something to avoid, but science shows that moderate, intentional sunlight plays an essential role in physical and mental health. When managed responsibly, time in ...

Summer is upon us again. Sunlight and warm temperatures encourage us to be outside, soaking in those lovely rays, especially after a long, cold, and gray winter. Studies have shown that exposure to ...

The sun has a major impact on Earth: It provides the light and energy that are vital to life on our planet and dramatically shapes Earth’s climate. But the sun’s activity is not always constant, and ...

Over the last two decades researchers have tried to untangle a tricky question: can modest sun exposure reduce the risk of certain internal cancers while also increasing the risk of skin cancers?

It's summertime for another few weeks, despite the common assumption that Labor Day brings summer's end. But this weekend still frequently brings the last chance to hit the beach or the pool, or to ...

Winter blues are not uncommon, especially if you are in a region where daylight hours are shorter and exposure to sunlight is limited. A lot of people have complained of reduced energy levels, slower ...