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.
... tests. If you have a stone that won't pass on its own, you may need treatment. ...
... to take a calcium supplement if you don't get enough of it from your diet, since ...
... school.What causes learning disabilities? Learning disabilities don't have anything to do with how smart your ...
... may not work properly and your body can't convert the fats into energy. They cause a ...
Your liver is the largest organ inside your body. It helps your body digest food, store energy, and remove poisons. There are many kinds of liver diseases: ...
... post-treatment Lyme disease syndrome (PTLDS). Researchers don't know why some people have PTLDS. There is ...
The lymphatic system is a network of tissues and organs. It is made up of: Lymph - a fluid that contains white blood cells that defend against germs Lymph ...
... of 60 and 70. Breast lumps usually aren't cancer. However, most men with breast cancer have ...
... a term doctors use if a man hasn't been able to get a woman pregnant after ...
... is hardly an area in medicine that doesn't have an ethical aspect. For example, there are ...
... pay for medical services that Part A doesn't cover Part C is called Medicare Advantage. If ...
Medicines can treat diseases and improve your health. If you are like most people, you need to take medicine at some point in your life. You may need to take medicine ...
... for a longer period of time. Memory doesn't always work perfectly. As you grow older, it ...
... checkups for your age Quit smoking (or don't start) Limit alcohol use Pay attention to your ...
... they lose their balance and fall. Scientists don't yet know the cause. They think that it ...
... can be uncomfortable and unsafe if they don't.
... with an EPA-registered repellent like permethrin. Don't apply permethrin directly to skin. Mosquito-proof your ...
What is multiple sclerosis? Multiple sclerosis (MS) is a disease that affects your brain and spinal cord, also called the central nervous system. MS damages ...
... encephalomyelitis/chronic fatigue syndrome (ME/CFS)? Researchers don't yet know what causes ME/CFS. There may ...
Your toenails and fingernails protect the tissues of your toes and fingers. They are made up of layers of a hardened protein called keratin, which is also ...