Aspirin Facts
The main ingredient of aspirin, which is found in plant extracts such as
willow bark, has been used for centuries as a pain reliever. In the
late 1800s, a chemist synthesized a form of the compound, called
acetylsalicylic acid, that was well tolerated in people and is found in
aspirin tablets today.
In addition to relieving pain, the drug may have a number of other effects on the body. Here are five facts about aspirin:
- Reduces the risk of heart attacks
Taking a low dose of aspirin daily may reduce the risk of heart
attacks. That's because aspirin prevents cells called platelets from
clumping together inside blood vessels. Platelet clumping is essential
to repair wounds, but clots that are too large can block blood vessels
and prevent blood flow, leading to a heart attack. This risk of blood clots is higher for people with atherosclerosis, or plaque buildup in the arteries.
The American Heart Association recommends daily, low-dose aspirin for
people at high risk for heart attack, or who have survived a heart
attack. However, people should speak with their doctor first about
whether daily aspirin is right for them, AHA says.
Aspirin can have side effects, including an increased risk of
gastrointestinal bleeding, that need to be weighed against the benefits
of taking the drug.
For the rest of the story: http://www.livescience.com/37731-aspirin-five-facts.html
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