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Undigested food in stool: What does it mean?
Undigested food in stool generally isn't a problem unless it's accompanied by other symptoms.
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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.
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Vitamin D deficiency
What are the risks of too little vitamin D?
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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.
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Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
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White stool: Should I be concerned?
White stool may mean a serious liver problem. Learn about causes.
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