10 proven benefits of sunlight for your health

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Since our skin protects us from pollution and bacteria, skin health is vital to our health. Hydration improves skin health. 

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Alexis Parcells, MD, a board-certified plastic surgeon, owner of Parcells Plastic Surgery, and founder of SUNNIE Wrinkle Reducing Studio, says sunlight improves sleep and sets circadian rhythms by controlling serotonin and melatonin levels. 

Support better sleep

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Low vitamin D levels increase depression risk, according to a 2020 study. Sunlight boosts vitamin D production, which can alleviate depression symptoms and mental wellness. 

Uplift your mood

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Central Dermatology Center dermatologist and Get Mr. cofounder Beth Goldstein, MD, believes sunshine alerts our brains. “Our brains are activated more in sunny weather, giving us more energy.

Increase energy

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Bright light treatment from a lightbox or the sun may ease bipolar depression and ADHD symptoms, according to research. Light therapy may aid eating disorder sufferers. 

Improve symptoms of mental health condition

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“Sunlight may cause the skin to release nitrogen oxides, which dilate arteries and lower blood pressure,” Dr. Parcells says. This exposure is from UV rays, not visible light. 

Lower blood pressure

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A 2020 mouse study found that sunlight may reduce the incidence of metabolic syndrome, which includes elevated blood pressure, body fat, and blood sugar.

Lower risk of metabolic syndrome

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Dr. Goldstein claims sunlight suppresses the immune system. Despite not being prescribed, UV radiation from the sun can improve inflammatory skin disorders like psoriasis, eczema, and acne. 

Heal inflammation

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Vitamin D deficiency is connected to several malignancies. Although Dr. Goldstein cautions that increasing vitamin D does not necessarily lower risk, healthcare experts are closely monitoring the association. 

Prevent cancer

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Vitamin D helps the body absorb calcium and phosphate from foods, says Dr. Parcells. We need these minerals for healthy bones, teeth, and muscles. Insufficient vitamin D can damage bones. 

Stronger bone

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Some believe that obtaining enough sunlight and vitamin D can extend life. Over 20 years, 30,000 Swedish women were studied and found that those who spent more time in the sun lived two years longer. 

Extend life expectancy

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