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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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Diabetes - National Library of Medicine

What is diabetes? Diabetes, also known as diabetes mellitus, is a disease in which your blood glucose, or blood sugar, levels are too high. Glucose is ...

Diarrhea - National Library of Medicine

What is diarrhea? Diarrhea is loose, watery stools (bowel movements). You have diarrhea if you have loose stools three or more times in one day. Acute ...

Diets - National Library of Medicine

If you are overweight or have obesity, losing weight can improve your health. It might also help you prevent weight-related diseases, such as heart disease, ...



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