The health benefits of light therapy are expanding its use beyond winter depression. Here we explore those promises and pitfalls, including ADHD, PTSD, bipolar depression, binge eating, sleep disorders, dementia, sexual dysfunction, traumatic brain injury, diabetes, and arthritis.

Few natural therapies perform well when stacked head-to-head with medication. Light therapy is an exception. When used correctly, it can treat winter and non-winter depression and augment antidepressants. Learn which lightboxes work, how to use them, and a new light therapy protocol for bipolar depression.

Jet lag happens when people fly across multiple time zones. The body’s internal clock gets out of sync with the outside signals of sunrise and sunset. The result is insomnia, poor concentration, fatigue, and gastrointestinal symptoms.