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This test measures the amount of lead in a person's blood. Lead is a poisonous (toxic) metal that can damage the brain and other

Parkinson's disease can affect many of the muscles used for chewing and swallowing. This can make it hard for you to eat. Here are

A gastrin test measures the level of the hormone gastrin in the blood. Gastrin is produced by cells, called G cells, in the

Discusses blood glucose tests used to diagnose diabetes and prediabetes. Covers types of tests, including fasting blood sugar, 2

What is angina? Angina is a symptom that happens when your heart muscle does not get enough blood and oxygen. For most people, it

There is a strong link between being overweight and the risk for coronary artery disease. Being overweight increases your chances

Covers blood test that checks the amount of sugar (glucose) bound to hemoglobin. Explains that test is done to check how well you

Many experts say that light to moderate drinking can be part of a heart-healthy lifestyle. But there isn't enough evidence to tell

Discusses using nitroglycerin to treat angina. Covers how to take quick-acting nitroglycerin. Provides info on side effects and

Covers causes and symptoms of spondyloarthropathies, a family of long-term (chronic) diseases of joints. Looks at specific