Health Topics A-Z

Dementia is an umbrella term used to describe a range of neurological conditions affecting the brain that worsen over time. There are many types of dementia, with Alzheimer’s disease being the most common.

Depression is serious mental illness that affects how a person feels, thinks, and handles daily activities such as sleeping, eating, or working.

Developmental language disorder (DLD) is a communication disorder that interferes with learning, understanding, and using language. Developmental language disorder affects a child’s speaking, listening, reading, and writing, and its impact persists into adulthood.

Diabetic eye disease is a group of eye problems that can affect people with diabetes. These conditions include diabetic retinopathy, diabetic macular edema, cataracts, and glaucoma.

Dry eye happens when your eyes don't make enough tears to properly wet the surface of the eye, or when your tears don't work correctly.

Dry mouth, also called xerostomia, is a condition in which there is not enough saliva to keep the mouth wet.