The best-known benefit of sunlight is its ability to boost the body’s vitamin D supply; most cases of vitamin D deficiency are due to lack of outdoor sun exposure.

Here are the 5 Benefits of giving sunlight for our Health.

Sunlight provides vitamin D. ...

Sunlight strengthens bones. ...

Sunlight kills bacteria. ...

Sunlight may reduce high blood pressure. ...

Sunlight can improve sleep quality. ...

Sunlight boosts mood.

News Source : National Library of Medicine

Here is full article:  https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2290997/#:~:text=The%20best%2Dknown%20benefit%20of,lack%20of%20outdoor%20sun%20exposure.