1. If ordinary people are not like mountaineers or people with special needs, it is best not to wear sunglasses for a long time.
2. People now wear sunglasses in addition to the protective function, he also considers the role of decoration, but everyone can't forget their health for the momentary beauty.
3. Many people go indoors and do not pick up sunglasses. This is a bad habit. The intensity of indoor light is completely unnecessary to wear sunglasses.
4. Sunglasses can't be worn for a long time. If you feel that your eyes are a little tired, or if you wear them for 30 minutes, it is best to take them off and change your eyes.
5. People over the age of 40 and those with glaucoma are not suitable for wearing sunglasses.