Accident (unintentional injury)

Intellectual disability

Alcoholism

Kidney disease

Alzheimer's disease

Learning disabilities

Amputation

Lupus

Arthritis

Multiple sclerosis

Bipolar disorder

Narcolepsy

Burn injury

Obsessive-compulsive disorder

Cancer

Oxygen therapy

Celiac disease

Panic disorder

Cerebral palsy

Parkinson disease

Chronic fatigue syndrome

Post-traumatic stress disorder

Chronic obstructive pulmonary disease

Psoriasis

Crohn's disease

Rare diseases

Cystic fibrosis

Schizophrenia

Dementia

Scleroderma

Depression

Social phobia

Diabetes

Speech and language disorders

Down syndrome

Spina bifida

Drug addiction

Spinal cord injury

Dwarfism

Stroke

Eating disorders

Thyroid diseases

Epilepsy

Traumatic brain injury

Fibromyalgia

Tuberous sclerosis

Generalized anxiety disorder

Ulcerative colitis

Hearing loss and deafness

Vision loss and blindness

Heart disease

Walker user

HIV/AIDS

Wheelchair user

Huntington's disease