 Mental health peer mentors and peer support groups help clients change their lifestyle and adhere to a more productive healthy lifestyle by adjusting habits and helping them realize helpful ways of coping and taking on personal responsibility.Peer mentors can also help patients prepare for medical and surgical procedures and adhere to treatment regimes.Peer mentoring has been implemented in programs to support survivors of traumatic brain injury, cancer patients, dialysis patients, diabetics persons with spinal cord injuries, and to reduce HIV transmission and increase adherence to treatment in HIV-positive IV drug users.