I'm a certified sleep science coach who has tested over 50 mattresses. Cold winter months can affect our mental and physical health in myriad ways, given the season’s long nights and limited daytime ...

Add Yahoo as a preferred source to see more of our stories on Google. therapy-lights When you think of light therapy lamps that mimic natural sunlight, you probably associate them with seasonal ...

Wavelengths of different colors can affect your body and mind in various ways. While some colors are energizing, green light may have a calming effect for some people that may help induce sleep or ...

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 ...