Conditions and Diseases

Alzheimer’s disease is a brain disorder that gradually affects memory, thinking, and daily functioning.

An overview of arthritis, which refers to multiple conditions that lead to joint inflammation.

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

Pneumonia is an infection that affects one or both lungs. Bacteria, viruses, and fungi can cause pneumonia.