This real-world study shows that recent and habitual light exposure are linked to lower subjective sleepiness and faster ...

Major depressive disorder is a debilitating condition that impacts around 5% of adults worldwide. While doctors commonly prescribe antidepressants to patients, it has several side effects and might ...

When you need to light up your back patio or the area around your garage, a bright outdoor light will do the trick. But when you're looking for an extra-bright light, it can be hard to know which one ...

Discover more about seasonal affective disorder in this interview with Craig Sawchuk, PhD, LP, clinical psychologist at Mayo ...