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Blue Light May be Key to Fighting Winter Blues


This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.

Lack of sunlight during winter can lead to the condition known as seasonal affective disorder (SAD).

This can make you feel lethargic, gloomy, and irritable. However, while daylight as a whole is beneficial to fight off the syndrome, different colors of light seem to affect your body in different ways.


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