When people reach middle age, their eyes gradually become dry, not lively, not vivid, and not shining. At this time, the gaze also becomes sluggish, becomes dull, becomes easily fatigued, vision also becomes reduced, and even the original myopia aggravated, or the appearance of presbyopia symptoms. If you look closely, at this time, the body also appears some other symptoms of aging, such as dull skin, dry skin and hair, increased hair loss, or hair becomes white, etc. Further, the body can also appear easy fatigue, the original stay up the next day still have energy body, become unable to stay up, daytime yawning frequently, memory loss, easy to forget things, poor sleep quality, no longer have any desire for anything, get into the car to sleep, go out to pee and other aging phenomena. When you have this situation, you need to pay high attention to it, that is, the acceleration of the aging of the body, has already started in your body. If you have seen a doctor, he or she should tell you that this is due to kidney deficiency, or liver and kidney yin deficiency, or heart and spleen deficiency, or yin deficiency and fire, due to the rampant phase fire. At this time, in the use of some local face protection agents, such as vitreous acid sodium eye drops, oral vitamin preparations, that should be timely with some tonic liver and kidney or spleen and kidney or tonify the qi and blood, or nourish yin and lower the fire of the agent, or greatly improve the treatment effect. From personal experience, no matter what kind of drugs are used, the exact effect time is more than three weeks.