Ultraviolet rays in sunlight are also the cause of skin cancer. Who often have to work outdoors lack means umbrellas have an increased risk of skin cancer is higher than in the open skin area, skin is the region of the head, the face. So, should not sunbathe under the harsh summer sun has more ultraviolet light and should not sunbathe too much.
đang được dịch, vui lòng đợi..
