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Why is aspirin good for your heart?

health.howstuffworks.com/medicine/medication/aspirin-good-for-your-heart.htm

Why is aspirin good for your heart? Find out why aspirin can be good for your heart and discover if an aspirin regimen could be right for you.

Are multivitamins really good for me?

health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/multivitamins-good-for-me.htm

Multivitamins seem liked they'd have to be good for you. But, how much of a good thing is too much of a good thing? Learn more about multivitamins.

How can alcohol be good for your heart?

health.howstuffworks.com/diseases-conditions/cardiovascular/heart/alcohol-good-for-your-heart.htm

Alcohol may be good for your heart, according to some recent studies. Learn why alcohol could be good for the heart and find out why some doctors disagree.

Headaches 101

health.howstuffworks.com/diseases-conditions/headache/headache.htm

Headaches are a frequent pain (literally) for many. What causes headaches, and can they be prevented? Are primary or secondary headaches more dangerous?

How and why does the heart pump blood to itself?

health.howstuffworks.com/human-body/systems/circulatory/heart-pump-blood.htm

Have you ever stopped to wonder how does the heart pump blood to itself and the rest of your body? Learn the answer to how does the heart pump blood.

Is there a link between concussions and dementia?

health.howstuffworks.com/mental-health/dementia/concussions-and-dementia.htm

Are concussions and dementia related? The cases of Chris Benoit and several NFL players point to yes. Learn about the link between concussions and dementia.

What causes the sound of a heartbeat?

health.howstuffworks.com/human-body/systems/circulatory/sound-of-heartbeat.htm

We're all familiar with the sound of a heartbeat: lub-dub, lub-dub. Learn what causes the sound of a heartbeat and why yours might sound different.

What determines the rhythm of your heart?

health.howstuffworks.com/human-body/systems/circulatory/heart-rhythm.htm

Your heart rhythm must be steady in order to be strong. Learn about your heart rhythm and find out what your heart does during every heartbeat.

How Does the Body Make Electricity — and How Does It Use It?

health.howstuffworks.com/human-body/systems/nervous-system/human-body-make-electricity.htm

How does the human body make electricity? Learn about the human body and its ability to make electricity and find out why electrical signals are so fast.

What exactly happens during a heart attack?

health.howstuffworks.com/diseases-conditions/cardiovascular/heart/what-happens-during-a-heart-attack.htm

We've heard about the warning signs of a heart attack, but what else happens during a heart attack? See if you know what happens during a heart attack.

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