Light therapy, also known as phototherapy or bright light therapy, is a treatment that involves exposure to specific wavelengths of light for various health conditions. It is commonly used to address issues such as: 1. **Seasonal Affective Disorder (SAD)**: Light therapy is frequently recommended for individuals who experience depression during certain seasons, particularly in winter when natural sunlight is limited. The therapy aims to compensate for the lack of sunlight, which can affect mood and circadian rhythms.
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