Learn about Alzheimer's disease, the most common cause of dementia. Some of the symptoms of Alzheimer's disease are memory loss, problems performing familiar tasks, vision problems, and personality changes. Read about causes, stages, and treatments.

Dementia is a disease that include a variety of symptoms and signs, for example, memory loss, impaired judgement, and problems with doing daily tasks. Dementia is caused by factors that lead to damaged neurons. There are five types of dementia and 13 stages of the disease. Treatment therapies are directed at managing symptoms and progression of the disease.

Fibromyalgia symptoms include sleep disturbances, tender points, and fatigue. Fibromyalgia is a chronic condition that causes body-wide muscle pain.

Tonometry is a method for measuring intraocular pressure (IOP) and detecting glaucoma. Learn how tonometry is performed and the equipment that's used during the procedure.

Read about mental health, and learn about common types of mental illness, such as anxiety, depression, and behavioral and substance abuse disorders.

Learn about Binswanger's disease, a form of dementia with symptoms like short-term memory loss, mood chantes, inappropriate behavior, forgetfulness, unsteady gait, and more.