Gone are the days where people are literally arrested, manhandled and frogmarched to an institution. Well, such places still exist but more importantly, and good to know, there are laws against such institutions. Those who run such cesspools are nothing but quacks and swindlers coaxing vulnerable but desperate folks into get better soon schemes that actually never work. Better still to look forward to is the more enlightening and modern rehabilitation facility jamaica plain setting.
For whatever reason, people will always be in need of one form of rehabilitation or another. There are those who have been enslaved for years with a life-long addiction to drugs and/or alcohol. There are also those who became addicted to physical behavioral patterns may have been influenced by mental disorders of compulsivity. There are even those who were addicted to food. And there are those who would prefer to stay away from food, even if it meant starving themselves. But there are also those who need rehab after suffering from a life-threatening accident.
Or long bouts of illness, or recovering from cancer. There is plenty of rehab work for those who need it. There is plenty of rehab work for those who want it. Needless to say that qualified medical practitioners and clinical therapists are at the forefront of this line of sub-sectors within the health and wellness sector. There is certainly space for those who wish to volunteer and be of service to the community. Because they want to help, they have qualified themselves in a sense. But for them further and formal training will certainly be required.
Finally, note that depending on the circumstances and condition of the patient, rehab work will either be prescribed or done on a voluntary basis.