Mutual support groups whose meetings take place in local community settings, usually on a weekly or monthly basis, enabling participants to have face-to-face contact with other people. In-person support groups generally have scheduled meeting times, closed membership and professional leadership; and may feature speakers and activities.

Mutual support groups whose members are people who have specific disabilities, illnesses or other health conditions, their families and friends. The groups meet in-person, by telephone or via the Internet; and provide an opportunity for participants to share information, resources, practical tips for daily living and encouragement about issues related to the disability or health problem.

A debilitating and painful disease of the nervous system and joints which sometimes leads to heart problems, meningitis and chronic arthritis. The disease is caused by the spirochete bacterium Borrelia burgdorferi and is transmitted to humans by the bite of a tick.