Sources

http://www.thefurmanpaladin.com/outback-vision-protocol/ 

https://www.deccanchronicle.com/lifestyle/health-and-wellbeing/310817/simple-tips-to-help-improve-your-eyesight.html 

https://www.youtube.com/watch?v=MSZKSD2N5Fg 

https://www.thesun.co.uk/living/4008987/optical-illusion-improve-eyesight/ 

https://doctor.ndtv.com/eyes/getting-rid-of-spectacles-couldnt-get-easier-1743961