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Did you realize that people do something akin to photosynthesis when exposed to sunlight? We synthesize vitamin D through a chemical reaction in the skin. I think that's completely fascinating!
Sunlight has many, many benefits. Go outside.
Get out there. Plant some flower bulbs or do some guerrilla gardening with seed bombs, take a walk with a loved one or just sit down on a bench or your front porch for a little while.