It is a medical recognized therapy with special lighting. Here's a list of a number of links.
https://duckduckgo.com/?q=light+therapy+for+depression&t=h_&ia=web
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It is a medical recognized therapy with special lighting. Here's a list of a number of links.
https://duckduckgo.com/?q=light+therapy+for+depression&t=h_&ia=web