Comment: Yes, they can! Physical pain is destruction and accumulation of destructions in the organism. It’s possible to suspend such a process, and then the natural regeneration process will start. In case the tissue is renewable, your organism will turn back to the normal state. To renew the un-renewable structures, e.g. teeth, you need another approach. See ‘University’ … On the whole, the stages differ in their duration for people with strong physical pain. It takes them much more time to complete the studies! Finally, there’s little experience and sufficient knowledge of work with people yelling from pain in the College.