Plus, how it works and potential side effects.

RIKEN researchers have found out how light energy harvested by pigments besides chlorophyll is transferred to the molecular ...

What Is Therapeutic Light Therapy? Therapeutic light therapy, also called phototherapy, is a form of treatment for certain types of depression, sleep disorders, and other conditions. It involves ...

This is the next article in our ‘Light and health’ series, where we look at how light affects our physical and mental health in sometimes surprising ways. Read other articles in the series. Exposure ...