> Glasses for instance are not "natural" There is quite a bit of pseudoscience on the internet that people don't really need glasses, they can train their eyes

> Glasses for instance are not "natural" There is quite a bit of pseudoscience on the internet that people don't really need glasses, they can train their eyes to work without them. See, for instance, the so-called Bates method[0], which had been well-debunked already in the mid-20th-century but, like so many quack claims, got a new life from the web. [0] https://en.wikipedia.org/wiki/Bates_method https://en.wikipedia.org/wiki/Bates_method