Synthetic marijuana may cause effects similar to natural marijuana. But the chemicals in synthetic marijuana are more potent and dangerous.

Progressive supranuclear palsy (PSP) is a disease that changes your brain. The symptoms get worse over time.

People with MCI have trouble with cognitive skills, such as remembering or thinking. These problems are worse than the normal mental changes that may occur as a person grows older.

Fecal transplant is used for treat an infection in the large bowel (colon) caused by C. diff bacteria.

Fecal incontinence is when you accidentally leak stool. It often occurs after vaginal birth.

MSA is surgery to treat GERD. It prevents stomach contents from coming back into the esophagus. Learn about the procedure, how it's done, and the risks involved.

CBD causes some parts of the brain to shrink and lose nerve cells. This happens over time in the outer layer of the brain (cortex).

A bullectomy is a type of surgery done to remove extra air sacs that form when you have bullous emphysema.

An anal fissure is a small rip or tear in the lining of the anus. Learn about its causes, symptoms, and treatment.

People who have A1AD have low levels of a protein called alpha-1 antitrypsin in their blood. This protein is made in the liver. Not having enough of the protein in your blood can lead to COPD.