Based on my personal observations, I would say meditation can play the role of a pain-killer to some extent. Once while walking, I stubbed my toe on a large stone. The physical pain was unbearable to the point that it forced me to sit on the ground. Seeing that the pain was not receding, I quickly weighed options in mind and decided to employ meditation as a tool desperately. After a few moments of meditation , I found the pain tangibly reducing to the point that it became bearable and I could get up and walk. In an another occasion, while suffering from a painful toothache, I decided to employ meditation again, and this time too perceived reduction in the pain. Curiously checking the internet, I saw some articles in this regard as well... Meditation for Pain Relief: What to Know & How to Try It Meditation for Pain Relief: How it Works and 3 Types to Try Mindfulness meditation to control pain - Harvard Health Based on this, I would say potential pain reduction is an another beneficial reason for anyone to study meditation .