Why does this matter? Your blood sugar levels indicate how well your body is processing glucose, AKA sugar. "Glucose provides ...

Learn about white blood cells, which help your body fight inflammation and infections. A high or low white blood cell count may be associated with certain health conditions.

Several key mistakes could throw off the accuracy of blood pressure readings for people who take them at home. The average "normal" blood pressure is 120/80, according to the American Heart ...

Our bodies are made up of millions of tiny cells grouped into tissues and organs. The cells grow and divide to replace old or damaged cells.

For instance, people who had high blood pressure readings while lying down but not while seated had an estimated 53 percent higher relative risk of coronary heart disease than people with normal ...

One expert maintains that the blood pressure reading you get at the doctor’s office is far from a complete picture of your health.

If you’re diabetic or pre-diabetic, you know post-meal blood sugar spikes can wreak havoc on your health. There are many prescription drugs out there that can help you manage glucose levels, but ...

Slightly elevated blood glucose within a range of what is generally considered “normal” may be associated with increased risk for heart disease, researchers reported.

Your blood, bone marrow and cancer drugs Cancer drugs can affect your bone marrow and blood causing: an increased risk of infection bruising and bleeding breathlessness But there are treatments that ...

Dear Dr. Roach: I have been confused about what normal blood pressure is for me (or anyone). I know there are some issues on what normal is today, but let us say that normal is 120/80 mm Hg. Does ...

Everything you think, feel, and do is controlled by your nervous system. Learn how it works and what kinds of things can go wrong.