2 hours of outdoor exercise a day can prevent myopia

Myopia is one of the most common eye diseases worldwide. Myopia caused by different causes requires different prevention and clinical management methods. For most adolescent myopia patients, in addition to genetic factors, the main reason is improper use of the eyes, which can be corrected by glasses, contact lenses or refractive surgery. Patients with high myopia should have their fundus checked regularly, and early intervention can avoid developing retinal detachment.

At present, all myopia treatment methods are only optical "symptoms", myopia in the final analysis is too long eye axis, this problem can not be solved at this stage. The latest international large-scale study shows that the only known and effective way to prevent myopia is to increase the amount of time spent outdoors, at least 2 hours a day.

Usually in life to develop a good habit of eye protection, it is recommended to use the eyes for 1 hour to rest 5-10 minutes, with the eyes of the ambient light to be moderate, not too bright or too dark, the posture should be correct when seeing objects, refuse to all kinds of "Ge You lie". At least every six months to the hospital for refractive examination, once a year to do fundus examination, highly myopic people try to avoid high-intensity and intense exercise.

(Zhang Lu, Department of Ophthalmology, Wuhan Central Hospital)

Source: Wuhan Evening News