Nutritional supplements
Learning Center
Zinc for colds: The final word?
Everyone's heard of taking zinc for colds. But does it really work?
Yeast infection during pregnancy: Over-the-counter treatment OK?
Yeast infections are common during pregnancy. Over-the-counter treatments are usually safe.
X-ray during pregnancy: Is it safe?
Learn when an X-ray during pregnancy might cause harm and how to avoid it.
Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
Vitamin D deficiency: Can it cause high blood pressure?
Too little vitamin D is bad for the bones, but what about the heart? Learn how a low vitamin D level may affect blood pressure.
Vitamin D deficiency
What are the risks of too little vitamin D?
Viagra for women: Does it exist?
Learn about medicines to treat problems with sexual arousal or sexual desire in women.
Valerian: A safe and effective herbal sleep aid?
Valerian — Can this sleep aid help you sleep better?
Vaginal dryness after menopause: How to treat it?
Low-dose estrogen therapy, vaginal moisturizers and vaginal lubricants are among treatments for this condition and the discomfort it causes.
Vaccines during pregnancy: Are they safe?
Find out which vaccinations you need while pregnant and which ones to stay away from.
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