When your body can't make enough insulin or can't use insulin, it is called type 2 diabetes. Insulin helps the cells in the body absorb glucose, or sugar, for energy. Without insulin, glucose builds up in the blood resulting in high blood sugar.

If you have diabetes, limiting your salt intake can help prevent or control high blood pressure and heart disease. Read on for helpful tips and information.

Diabetic neuropathy is nerve damage due to diabetes. Over time, high blood sugar (glucose) can damage the tiny blood vessels that supply your nerves, especially in the legs and feet.

Smell and taste disorders may include loss of smell or taste or a reduced ability to smell or taste. This can be caused by certain underlying conditions or illness, medicines, and dental problems. Some people are born with these disorders. Read on to learn more.

Detailed information on erythema nodosum, including causes, symptoms, diagnosis, and treatment

A middle ear infection occurs behind the eardrum. It is most often caused by a virus or bacteria. Most kids have at least 1 middle ear infection by the time they are 3 years old. But adults can also get them.

Acupuncture is the practice of putting thin needles into the skin at certain parts of the body. It's done to ease symptoms linked to many diseases. Read on to learn more.

A peak flow meter for asthma is like a thermometer for a fever - it helps you keep track of what's going on inside your lungs by measuring airflow out of the lungs.

A food allergy is when your body has a bad immune reaction to a certain food. This is different than a food intolerance, which does not affect the immune system. Read on to learn more.

Polycythemia vera is a rare blood disorder in which there is an increase in all blood cells, particularly red blood cells. The increase in blood cells makes your blood thicker. This can lead to strokes or tissue and organ damage.