Do China Sad Light Box Really Work?

Yes, SAD Lamp really do work. They are a safe and effective treatment for seasonal affective disorder (SAD), a type of depression that occurs during the fall and winter months. SAD light boxes work by exposing the user to bright light, which helps to regulate the body's circadian rhythm and increase levels of serotonin, a neurotransmitter that plays a role in mood regulation.

A study published in the Journal of the American Medical Association found that light therapy was as effective as antidepressant medication in treating SAD. The study also found that light therapy was more effective than a placebo.

Another study, published in the journal Depression and Anxiety, found that light therapy was effective in reducing symptoms of SAD, including fatigue, loss of interest in activities, and difficulty concentrating.

Light therapy is generally safe for most people. However, it is important to talk to your doctor before starting light therapy, especially if you have any eye problems or are taking any medications.