Nutrition basics
Learning Center
Reactive hypoglycemia: What can I do?
Reactive hypoglycemia is low blood sugar that happens after eating.
Pseudoclaudication: Is it related to claudication?
Pseudoclaudication and claudication causes leg pain for different reasons. One is caused by pinched spinal nerves while the other is a circulation problem.
Premenstrual dysphoric disorder: Different from PMS?
Extreme moodiness, intense sadness or marked irritability in the days before your period — along with your usual PMS symptoms — could be PMDD.
Poppy seed tea: Beneficial or dangerous?
Poppy seed tea may be used as a natural pain reliever. The key is the opioids in the seed coating, which may be dangerous.
Placenta: How it works, what's normal
Understand how this pregnancy organ works and what conditions can affect it.
Pituitary tumors
Learn more about the symptoms, causes and treatment of growths that develop in the pituitary gland.
Phenylalanine in diet soda: Is it harmful?
You may be worried about phenylalanine because of a warning on diet soda. Find out why the warning is there.
Passive-aggressive behavior: What are the red flags?
Learn about the signs of this indirect way of expressing negative feelings.
Pap smear
Pap smear is often recommended for cervical cancer screening. Learn how it's done and what abnormal Pap test results might mean.
Ovulation signs: When is conception most likely?
Trying to get pregnant? Learn about ovulation signs and symptoms.
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