Question

what is sun is it harm for human eyes

Answer 1

Sun is a star ..It is nearly perfect sphere of Hot body..uv rays of sun affect the vision

Answer 2

Answer:

Too much sun can damage the eyes. As with skin damage, it is the ultraviolet (UV) radiation from the sun which causes problems. Damage to the eyes from UV radiation is cumulative, meaning it builds up over our lifetime and can have a permanent effect on our eyes and eyesight.