According to scientific research, Wan Li is clear, so it is best not to bask in the sun at noon. It is more suitable when the sky is a little cloudy. If you think the sun stings or burns your skin, you should hide in the shade. Some white-collar workers feel that their seats are near the window and they can enjoy sunbathing at work every day. In fact, sunbathing through the glass window is not effective. It is best to choose outdoor or spacious balcony. It is best to wear red clothes when basking in the sun, because the long-wave radiation of red clothes can quickly "eat" the short-wave ultraviolet rays with strong lethality. At the same time, try to expose the skin and let the sun get in close contact with the skin.