Question

why sunlight is essential for our body​

Answer 1

It promotes bone growth.

Vitamin D is "a hormone that promotes calcium absorption and is essential for bone growth and formation," tells Dr. Roizen. Since sunlight is a primary source of Vitamin D, the hormone is also dubbed as 'the sunshine vitamin'. "The Vitamin D found in our body needs activation.

Answer 2

Answer:

Sunlight helps our body to make vitamin D. Vitamin D is essential for bone health. So we  need sunlight for good health.

Explanation:

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