You can do a little research on the theories of Vision Therapy, Alexander Technique and other mind-body specialties. There are proponents of VT who say that using glasses as a steady wearer is like fixing a broken leg permanently with crutches. VT was a big interest to Alduous Huxley and others years ago; there are at least several books written for the popular culture on it.
They believe that tension makes eyes worse, and a lot of their work is for the client to learn how to recognize their own tension, and equip them with relaxation techniques.
I am nearsighted, and I take my long distance glasses* to read, eat, and look into my purse for my library card. When I was younger, and I had just been prescribed glasses, I used to feel odd seeing everything so clearly, 'scientifically' I used to call it. I used to enjoy taking them off now and then to take walks and see the trees in the blurry way I was used to, with the shapes kind of beautifully recreating constantly in a breeze.
I was told that if I wore my glasses more, my disparate eye Rxes would would come toward each other, that if I did not, I was already close to developing a lazy eye. So I wore them. PS--later in life my eyes did settle on a shared prescription, which, I understand, is easier on the brain and on the eyes.
*required for me for driving. I also like to wear them for seeing people's faces better across a room, finding small things on the floor from standing up.