Mutual support groups whose members are family, friends, significant others, non-familial caregivers or attendants who are caring for someone who has a temporary, chronic, life-threatening or terminal illness or disability or who is elderly and increasingly unable to provide for his or her own care. The groups meet in-person, by telephone or via the Internet; and provide emotional support, information and resources to help participants ensure their own well-being while remaining involved in the intense care of a loved one. Also included are care receiver support groups that help people who have a caregiver cope with the fact that they require care. Care receiver support groups are often offered in conjunction with caregiver support groups and are structured to allow care receivers to participate in their own group while their caregiver attends another.

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 syndrome, also known as Lou Gehrig's disease, that is marked by muscular weakness and atrophy with spasticity and increased action of the reflexes due to degeneration of the motor neurons of the spinal cord, medulla and cortex.

The parents, children, spouses, partners, friends or other relatives or significant others of people who have physical, sensory, developmental, cognitive, mental or emotional limitations, whose own patterns of personal, social and familial coping have been significantly affected by ongoing interaction with and concern about the individual with a disability.