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Picture of The Kidneys

If blood stops flowing into a kidney, part or all of it could die. The kidneys' job is to filter your blood. Blood comes into the kidney, waste get...

Diuretics (Water Pills) for High Blood Pressure

Call your doctor if you gain 3 pounds in one day or 5 pounds in one week. While you’re taking these, have your blood pressure and kidney strength t...

Diastole Vs. Systole: Know Your Blood Pressure Numbers

Even if your diastolic number is normal (lower than 80), you can have elevated blood pressure if the systolic reading is 120-129. Stick with an act...

Causes of High Blood Pressure

When a direct cause for high blood pressure can be identified, the condition is described as secondary hypertension. Hypertension can also be trigg...

HIV Symptoms

A combination of medications (called HIV drugs, antiretroviral therapy, or ART) can help fight HIV, keep your immune system healthy, and keep you f...

Hepatitis C and The Hep C Virus

Hepatitis C is a liver infection that can lead to serious liver damage. Hepatitis C spreads when blood or body fluids contaminated with the hepatit...

Hepatitis B

Hepatitis B is an infection of your liver. “Hepatitis” means inflammation of the liver. Short-term (acute) hepatitis B infection doesn’t always cau...

Digestive System

Your digestive system is uniquely designed to turn the food you eat into nutrients, which the body uses for energy, growth and cell repair. Just be...

Picture of The Heart

The heart is a muscular organ about the size of a fist, located just behind and slightly left of the breastbone.

Picture of The Arteries

The largest artery is the aorta, the main high-pressure pipeline connected to the heart's left ventricle.

Picture of The Aorta

Most of the major organs receive blood from branches of the abdominal aorta. Like all arteries, the aorta's wall has several layers: • The intima, ...

Heart Rate

When your heart speeds up, like when you exercise, your blood vessels should expand to let more blood pass through. One way to get a rough estimate...