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Jan. 3, 2012
February is the time to really take stock of your health. Learn more about keeping your heart healthy.
Feb. 12, 2010
What makes your heart beat is not a simple as you think. Take a look into what makes this crucial organ tick with the help of the information inside this article.
Oct. 6, 2008
A vampire is headed straight for you. "I vant to drink your blood," he hisses. To prevent him from sucking the life force straight out of you, you decide to distract him with your amazing knowledge of blood. Take the quiz and prove yourself.
Sep. 24, 2008
Every second of the day, blood bustles through your body, bound for your brain, toes and everything in between. How does your heart receive its fair share of the good stuff?
Sep. 23, 2008
When it comes to the heart, timing is critical. An irregular heartbeat is inefficient and deprives the body of blood. So what sets your ticker's rhythm?
Sep. 23, 2008
Lub-dub, lub-dub, lub-dub, that's usually the sound of a happy heart. But what's responsible for that steady, comforting beat, and what if your heart doesn't sound like that?
Sep. 18, 2008
The heart is crucial to life and the focus of love. Explore the parts of the heart and how your heart works, plus take a look at real pictures of human hearts with this gallery.
Apr. 16, 2008
Creatinine is a chemical molecule that is present in the serum (liquid portion) of the blood. The amount of creatinine produced depends on a person's muscle mass. But how is it measured?
Mar. 21, 2008
The natriuretic peptides are sometimes called the body's "natural diuretics" because they lower the concentration of sodium in the blood.
Jun. 6, 2005
The heart is one of the strongest muscles in the body. Learn about this extremely vital part of the body.