Nutritional supplements
Learning Center
Prenatal vitamins: OK for women who aren't pregnant?
Prenatal vitamins: Why they might not be suitable if you're not pregnant.
Pituitary tumors
Learn more about the symptoms, causes and treatment of growths that develop in the pituitary gland.
Peripheral neuropathy
Learn what may cause the prickling, tingling or numb sensations of nerve damage and how to prevent and treat this painful disorder.
Pap smear
Pap smear is often recommended for cervical cancer screening. Learn how it's done and what abnormal Pap test results might mean.
Painful urination (dysuria)
Learn about possible causes for pain, burning or other trouble while peeing and when to get medical help.
Pain and depression: Is there a link?
Depression can cause unexplained physical symptoms, such as headaches. Chronic pain can cause problems that lead to depression, such as poor sleep.
Ocular rosacea
Learn about symptoms, causes and treatments of ocular rosacea — an eye condition that often affects people who have skin rosacea.
Nutrition: Does it come in a pill?
Nutritional supplements abound. Still, if you want to improve and protect your health, think real food. If you depend on supplements rather than eating a variety of foods, you miss the potential benefits of antioxidants, fiber and other nutrients that only whole, unprocessed foods can provide.
Nervous stomach: Is there such a thing?
Nervous stomach is a vague term that doesn't indicate a specific diagnosis.
Nervous breakdown: What does it mean?
Nervous breakdown isn't a medical term. It most often means a mental health crisis that affects your ability to meet your own needs and do daily tasks.
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