For almost 60 years, measuring cholesterol levels in the blood has been the best way to identify individuals at high risk of cardiovascular disease.

If a picture is worth a thousand words, how much is a graph worth? For doctors trying to determine whether a patient's blood pressure is within normal range, the answer may depend on the type of graph ...

Blood tests can help a doctor diagnose a variety of health conditions, including infections, anemia, high cholesterol, vitamin deficiencies, organ failure, HIV, cancer, and diabetes. Doctors use ...

How Early Can a Blood Test Detect Pregnancy Hormones? "Pregnancy blood tests are reliably able to detect pregnancy at much lower ranges of circulating pregnancy hormone in the blood and thus can catch ...

An AST blood test measures levels of aspartate aminotransferase (AST) and helps determine liver function. Less than 40 IU/L is normal, but too much of this enzyme can indicate a problem ...

High blood pressure (hypertension) can lead to many complications of diabetes, including diabetic eye disease and kidney disease, or make them worse. Most people with diabetes will eventually have ...

A blood pressure (BP) reading consists of two numbers: systolic vs. diastolic pressure. Both numbers give important information about your health. However, your healthcare provider might give more ...

Blood pressure and heart rate (pulse) are two important vital signs measured during a healthcare visit. Blood pressure (BP) is a measure of the force of blood on the blood vessel walls. Blood vessels ...

To treat erectile dysfunction (ED), you have to lower high blood pressure. Some people are able to do that through lifestyle changes alone. Others need help from prescription high blood pressure ...

One of the easiest and most effective ways to determine your blood type is to have your doctor perform a test. A professional will draw blood and then perform two tests on the blood sample ...

People with type 2 diabetes have a higher risk of developing high blood pressure. The exact link is unknown, but it’s thought to result from the two conditions having similar causes and risk ...

A new spit test for prostate cancer which can be done at home may be better than current testing methods, a study suggests. Experts have developed a simple saliva test which analyses genetic ...