2021-09-10 In today's society there are a lot of people are nearsighted, why are there so many people nearsighted, have you ever thought about this problem? Let me tell you why so many people are nearsighted, because we use cell phones and computers more often, resulting in excessive eye fatigue, so there will be eye care massager, it can help you relieve eye fatigue. The following small to introduce you to the eye care instrument massager related knowledge.