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MedlinePlus is a service of the National Library of Medicine (NLM), the world's largest medical library, which is part of the National Institutes of Health (NIH). It was built as an online health information resource for patients and their families and friends.

MedlinePlus presents high-quality, easy to understand, relevant health and wellness information that is trusted.

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D

Vitamin D - National Library of Medicine

Why do I need vitamin D? Vitamins are substances that your body needs to grow and develop normally. Vitamin D is important to your body because: It helps ...

Hepatitis - National Library of Medicine

... of several viruses -- hepatitis viruses A, B, C, D, and E. In the United States, A, B, ... or shellfish. Hepatitis B, hepatitis C, and hepatitis D spread through contact with the blood of someone ...

Osteoporosis - National Library of Medicine

... that is low in calcium and/or vitamin D or does not include enough protein can raise ... healthy, balanced diet that includes enough calcium, vitamin D, and protein Lifestyle changes such as quitting smoking ...

Calcium - National Library of Medicine

What is calcium and why do I need it? Calcium is a mineral, a nutrient that you need (in small amounts) to keep your body healthy. You have more calcium ...

Abortion - National Library of Medicine

An induced abortion is a procedure to end a pregnancy. It can be done two different ways: Medication abortion (also called medical abortion) Procedural abortion ...



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