Mayo Clinic diet
Learning Center
Vitamin D deficiency
What are the risks of too little vitamin D?
Vitamin D and MS: Is there any connection?
Some research suggests that vitamin D may reduce the risk of multiple sclerosis (MS).
Vitamin B-12 injections for weight loss: Do they work?
Vitamin B-12 injections — A weight-loss shot sounds appealing, but does it work?
Vitamin B-12 and depression: Are they related?
Low levels of vitamin B-12 and other B vitamins may be linked to depression, but more research is needed.
Vicks VapoRub: An effective nasal decongestant?
Find out why you should not use this ointment to ease a stuffy nose during a cold.
Viagra for women: Does it exist?
Learn about medicines to treat problems with sexual arousal or sexual desire in women.
Vegetarian diet: Can it help me control my diabetes?
Although switching to a vegetarian diet won't cure diabetes, it may offer some benefits.
Vaping during pregnancy: Is it safe?
Vaping during pregnancy can expose your baby to nicotine.
Valerian: A safe and effective herbal sleep aid?
Valerian — Can this sleep aid help you sleep better?
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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