A few years ago the person was wearing -8 and the eye doctor prescribed -8.5, which they refused. They found the blog, YouTube, and free training and did some of the practices, though not consistently. At an eye doctor visit this past November they measured -7.50.

See more documented cases in the EndMyopia Case Report Registry.
More: Are There Verified Case Reports Of Myopia Improvement Without Surgery?, Can High Myopia Be Reversed? What The Documented Cases Show Above -6.00.