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Good posture is about more than standing up straight so you can look your best. It is an important part of your long-term health. Making sure that you hold ...
Guillain-Barre syndrome is a rare disorder that causes your immune system to attack your peripheral nervous system (PNS). The PNS nerves connect your brain and ...
What is cholesterol? Cholesterol is a waxy, fat-like substance that's found in all the cells in your body. Your liver makes cholesterol, and it is also ...
What is head and neck cancer? Head and neck cancer is the name for cancers that develop in the mouth, nose and sinuses, salivary glands, and throat and ...
What are head lice? Head lice are tiny insects that live on people's heads. Adult lice are about the size of sesame seeds. The eggs, called nits, are ...
Almost everyone has had a headache. Headache is the most common form of pain. It's a major reason people miss days at work or school or visit the doctor. The ...
What are health problems in pregnancy? A health problem in pregnancy is any disease or condition that could affect your health or the health of your fetus. ...
What is an inactive lifestyle? Being a couch potato. Not exercising. A sedentary or inactive lifestyle. These all mean the same thing: a lifestyle with ...
Health statistics are numbers that summarize information related to health. Researchers and experts from government, private, and non-profit agencies and organizations ...
People in the U.S. are living longer, and the number of older adults in the population is growing. As we age, our minds and bodies change. Having a healthy ...
What is sleep? While you are sleeping, you are unconscious, but your brain and body functions are still active. Sleep is a complex biological process ...
A hearing aid is a small electronic device that you wear in or behind your ear. It makes some sounds louder. A hearing aid can help people hear more in ...
Each year almost 800,000 Americans have a heart attack. A heart attack happens when blood flow to the heart suddenly becomes blocked. Without the blood coming ...
What is heart disease? Heart disease is a general term that includes many types of heart problems. It's also called cardiovascular disease, which means ...
What is heart disease? Heart disease is a general term that includes many types of heart problems. It's a type of cardiovascular disease, which means ...
What is heart failure? Heart failure means that your heart can't pump enough oxygen-rich blood to meet your body's needs. Heart failure doesn't mean that ...
Heart diseases are the number one killer in the United States. They are also a major cause of disability. If you do have heart disease, it is important to ...
What is heart surgery? Heart surgery can correct certain heart problems when other treatments haven't worked or can't be used. In some cases, heart surgery ...
What are heart valve diseases? Heart valve disease happens when one or more of your heart valves don't work well. Your heart has four valves: the tricuspid, ...
Helicobacter pylori (H. pylori) is a type of bacteria that causes infection in the stomach. It is the main cause of peptic ulcers, and it can also cause gastritis ...
