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Diethylstilbestrol (DES) is a medicine that was prescribed in the United States until 1971 to prevent miscarriage or premature

A diuretic is a substance that removes water from the body by promoting urine formation and the loss of salt (sodium). Caffeine

Down syndrome is a genetic condition caused by abnormal cell division in the egg, sperm, or fertilized egg. This results in an

A doula is someone who provides emotional support and comfort measures during labor and delivery. Doulas may also provide support

A Doppler ultrasound (or duplex scanning) is a medical test that uses reflected sound waves to estimate the speed and direction of

DNA (deoxyribonucleic acid) is a molecule found inside cells. DNA is shaped like a spiral ladder. It carries the genetic

Dizziness, or lightheadedness, is a feeling of unsteadiness. Dizziness can lead to feeling faint or to fainting (brief loss of

Diverticulosis is a condition in which pouches called diverticula form in the wall of the large intestine (colon). The pouches may

Duchenne muscular dystrophy is a rare disease that causes muscles to grow weaker, beginning with the leg muscles. The disease is

A due date is an estimate of when a pregnant woman will have her baby. It is calculated by taking the first day of her last