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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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Frostbite - National Library of Medicine

... available, here are steps to take: Get into a warm room as soon as possible. If possible, do not walk on frostbitten ... This can cause more damage. Don't use a heating pad, heat lamp, or the heat of ...

Health Checkup - National Library of Medicine

... sickness or injury. These checkups include physical exams as well as preventive care. Preventative care may include: Screening tests, ... any general screenings or vaccines Make and bring a list of issues and questions you would like ...

Herbal Medicine - National Library of Medicine

An herb is a plant or plant part used for its scent, flavor, or therapeutic properties. Herbal medicines are one type of dietary supplement. They are sold as tablets, capsules, powders, teas, extracts, and fresh or ...

Homelessness and Health - National Library of Medicine

... they are homelessness are complex. They can include a combination of factors such as: Poverty Unemployment Lack of affordable housing Mental and ... system involvement Sudden serious illness Divorce Death of a partner or parent Disabilities What is the link ...

Hormone Replacement Therapy - National Library of Medicine

Menopause is the time in a woman's life when her period stops. It is a normal part of aging. In the years before and during menopause, the ... up and down. This can cause symptoms such as hot flashes, night sweats, pain during sex, and ...

Hormones - National Library of Medicine

... their ovaries. Hormones are powerful. It takes only a tiny amount to cause big changes in cells ... is why too much or too little of a certain hormone can be serious. Laboratory tests can ...

Kidney Diseases - National Library of Medicine

... rib cage. Inside each kidney there are about a million tiny structures called nephrons. They filter your ... include genetic problems, injuries, or medicines. You have a higher risk of kidney disease if you have ...

Knee Injuries and Disorders - National Library of Medicine

... participation in sports to simply getting up from a chair and walking. This can have a big impact on your life. The most common ... to ligaments and tendons also cause knee problems. A common injury is to the anterior cruciate ligament ( ...

Medication Errors - National Library of Medicine

... errors by: Knowing your medicines. When you get a prescription, ask the name of the medicine and ... and how long you should take it. Keeping a list of medicines. Write down all of the ...

Mood Disorders - National Library of Medicine

... to time. They may say they're in a bad mood. A mood disorder is different. It affects a person's everyday emotional state. Nearly one in ten ... also called manic depression). Mood disorders can increase a person's risk for heart disease, diabetes, and other ...

Nail Diseases - National Library of Medicine

... fingers. They are made up of layers of a hardened protein called keratin, which is also in ... skin. The health of your nails can be a clue to your overall health. Healthy nails are ...

Nasal Cancer - National Library of Medicine

... through it on the way to your throat as you breathe. Cancer of the nasal cavity and ... Exposed to certain workplace chemicals Infected with HPV A smoker There may be no symptoms at first, ...

Neuromuscular Disorders - National Library of Medicine

... waste away. You may also have symptoms such as spasms, twitching, and pain. Examples of neuromuscular disorders ... inherited (run in families) or are caused by a new mutation in your genes. Some neuromuscular disorders ...

Organ Donation - National Library of Medicine

... organs from one donor can save or help as many as 50 people. Organs you can donate include: Internal ... or guardian must give you permission to become a donor. If you are 18 or older you ...

Pancreatic Diseases - National Library of Medicine

The pancreas is a gland behind your stomach and in front of your spine. It produces juices that help break down food and ... digesting the pancreas itself Pancreatic cancer Cystic fibrosis, a genetic disorder in which thick, sticky mucus can ...

Penis Disorders - National Library of Medicine

... with the penis can cause pain and affect a man's sexual function and fertility. Penis disorders include: ... inability to get or keep an erection Priapism - a painful erection that does not go away Peyronie's ...



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