Fitness basics
Learning Center
Prostate brachytherapy
Learn about this type of radiation therapy for prostate cancer that involves placing radioactive seeds or wires in the prostate gland.
Prostate biopsy
Find out about this procedure that's used to diagnose prostate cancer. Learn about the risks, how to prepare and what you can expect.
Progressive supranuclear palsy
Learn about this brain condition that affects your ability to walk, move your eyes, talk and eat.
Prednisone and other corticosteroids
Are you using a corticosteroid? Prednisone and other corticosteroid pills, creams and injections can cause side effects. Find out what to expect.
Postherpetic neuralgia
This complication of shingles can cause pain, itching and numbness long after the shingles rash clears. Treatments can ease symptoms.
Posterior vaginal prolapse (rectocele)
In this pelvic floor disorder, the rectum presses against weakened tissues and bulges into the vagina. Learn about the symptoms and treatments.
Posterior cortical atrophy
This rare neurological syndrome that's often caused by Alzheimer's disease affects vision and coordination.
Polypill: Does it treat heart disease?
This combination pill contains small doses of several commonly prescribed heart disease medicines.
Polymyalgia rheumatica
Older adults who suddenly develop muscle pain and stiffness, especially in the shoulders, might have polymyalgia rheumatica.
Polycythemia vera
This slow-growing blood cancer mainly affects people over 60. Treatments and lifestyle changes may reduce complications and ease symptoms.
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