I am 30 and I have progressive myopia, what's the reason and what can I do?

Answer 1

Well there are lots of sites to read and maybe get an answer:

http://www.i-see.org/eyeglasses_harmful/chap6.html
http://www.tsbvi.edu/Education/anomalies/refractive.htm
http://www.revoptom.com/handbook/oct02_sec5_3.htm
http://excimerclinic.ru/cgi-bin/index.cgi?ext=content&pid=249&lang=2

I would simply go to an eye-specialist and get first hand info.

Answer 2

Myopia depends on hereditary factors and lifestyle. Stress and lack of vitamins or sometimes use of some drugs or continuous reading of books also can cause myopia.Symptoms are headache and eye strain More details and remedies at http://eye-care.in/myopia.html

Answer 3

You can improve your vision just by practicing the correct approach for ten minutes a day.
You can check this technique: http://improvevision.toptips.org

Basically what glasses do is bolt the eyes into their refractive state and in order to transparent your lenses you need to keep up the poor vision that the lenses are intended to correct.
This program demonstrates to you a proved method to improve your vision naturally, permanently and with complete results.