Want more deals? Visit CNN Underscored’s Guide to Prime Day for wall-to-wall coverage of the best discounts to be found during Amazon’s massive sale. If you find yourself feeling down and depleted ...

A light can make you happier. Yes, you read that correctly. Whether you don’t have enough time to get outdoors or you’re done with the bleak winter weather, the Verilux HappyLight therapy lamp can ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Nancy Redd Shifts in the number of daylight hours — due to changing seasons or ...

There are trade-offs to living in New York City: the crowds, the tiny, $3,000-a-month apartments, the dark — often damp — subway corridors deep below the surface. But the bitterly cold, cloudy, gray ...

Getting too little exposure to sunlight can result in low levels of vitamin D. In some individuals, a lack of sunlight can worsen symptoms of seasonal affective disorder (SAD). Light therapy is an ...

While some people joke about how miserable life is during cold weather months, others grapple with serious drops in mood and energy this time of year. According to the American Psychiatric Association ...

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The Insider Picks team writes about stuff we think you'll like. Business Insider has affiliate partnerships, so we get a share of the revenue from your purchase. The cold months, and their ...

Our product picks are editor-tested, expert-approved. We may earn a commission through links on our site. Why Trust Us? EXPOSURE TO sunlight is an essential element of a healthy lifestyle. But many of ...

People commonly use sun lamps, also known as SAD lamps, to treat a form of depression called seasonal affective disorder (SAD). These lamps can also help a person’s body make vitamin D, which helps ...