D

• A to Z Symptom: Diarrhea

  Diarrhea (loose, watery, or more frequent stools) can be a symptom of many conditions, including common infections. Most cases go away in a few days with proper home care.

• A to Z Symptom: Dizziness

  Dizziness refers to feelings of lightheadedness, imbalance, or vertigo (the sensation that one’s surroundings are spinning or moving).

• A to Z: Deformity, Acquired

  Learn about complications of injuries and illnesses and conditions that affect the size and shape of body parts.

• A to Z: Deformity, Congenital

  Learn about types of birth defects and conditions that affect the size and shape of body parts.

• A to Z: Dehydration

  Learn about dehydration, a condition that occurs when someone loses more fluids than he or she takes in.

• A to Z: Dental Cavities

  A dental cavity is a hole in the tooth that can grow bigger and deeper over time.

• A to Z: Depression

  Depression is a mood disorder that can affect people of all ages, including kids and teens.

• A to Z: Dermatitis

  Learn about dermatitis, inflammation of the skin that causes itching and discomfort.

• A to Z: Dermatitis, Atopic

  Learn about atopic dermatitis, an inflammation of the skin that causes itching and discomfort.

• A to Z: Dermatitis, Contact

  Learn about contact dermatitis, inflammation of the skin that causes itching and discomfort.