How does aspirin help in the prevention of heart attack ?

Explanation

### Step-by-Step Solution:

1. **Understanding Aspirin**: Aspirin, chemically known as 2-acetoxybenzoic acid, is a medication that has multiple uses, including pain relief, reducing inflammation, and lowering fever.

2. **Chemical Structure**: The structure of aspirin consists of a benzene ring with an acetoxy group (O-C(=O)-CH3) and a carboxylic acid group (COOH). This structure is crucial for its biological activity.

3. **Mechanism of Action**: Aspirin works primarily by inhibiting the enzyme cyclooxygenase (COX), which is involved in the formation of prostaglandins. Prostaglandins are compounds that promote inflammation, pain, and fever.

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