Your pituitary gland makes hormones. With a pituitary disorder, you have too much or too little of one of these hormones. Learn about these disorders. READ MORE
Pinworms are small parasites that spread easily. The eggs can live on household surfaces for up to 2 weeks. The infection is more common in children. READ MORE
Pink Eye (conjunctivitis) is inflammation of the outer layer of the eye and inside of the eyelid. Read about the symptoms, causes, and treatment. READ MORE
Tattoos and piercings are popular forms of body art that can be associated with serious health risks. Read this before getting new ink or piercings. READ MORE
Pheochromocytoma is a rare tumor. Pheochromocytomas often cause the adrenal gland to make too many hormones. This can lead to high blood pressure. READ MORE
In phenylketonuria (PKU), your body can't process phenylalanine, an amino acid in most foods. Read about genetics, screening, and special diets. READ MORE
People with personality disorders have trouble dealing with everyday stresses and problems. There are many types of personality disorders. Read more. READ MORE