After recent rains, the intense heat is returning, and UV radiation is at a very high level. When going out without protection, UV rays will be harmful to the skin and health. So can wearing a coat protect against UV rays?

Vietnam is a tropical country, the amount of sunlight is high and strong, the higher the intensity of sunlight, the higher the UV intensity. So what are UV rays, what is the harmful UV index?

UV rays are the biggest “enemy” of anyone’s skin, especially women’s, every summer. However, how many types of UV rays are there? Are all UV rays harmful to the skin?