Qigong does have a lot of fans who feel that it's helped them to get rid of their vision problems. Qigong basically works on the principle that wearing glasses makes your eyes lazy. The eyes stop using the muscles required to make you see things and therefore your vision will actually worsen. Qigong experts say that throwing away glasses and doing eye exercises will definitely help improve vision and can cure short-sightedness, astigmatism, cataracts and glaucoma. Try it out. It's basically just eye exercises and cannot harm anybody. However, it might be better to consult a practitioner rather than learn it on the net through various websites.