Article written and saved.
**File:** `articles/stroke-be-fast-recognition-prevention.html` (695 words)
**Key facts preserved from the source:**
- Stroke is a leading cause of death and disability in the US (CDC)
- Ischemic stroke (blockage) vs. hemorrhagic stroke (bleeding)
- Brain cells die within minutes without oxygen-rich blood
- BE FAST acronym: Balance, Eyes, Face, Arms, Speech, Time
- Up to 80% of strokes are preventable
- Risk factors: blood pressure, diabetes, cholesterol, smoking, inactivity, diet, alcohol, family history
- Call 911 immediately if any signs present
**Added medical context** (factual, not from source): tPA window of 3-4.5 hours, mechanical thrombectomy extending to 24 hours for large vessel occlusions, the concept of the penumbra vs. infarct core, and why paramedic assessment en route matters.
**Structure:**
1. **Opening** - Why speed matters in stroke
2. **What Happens During a Stroke** - The two types, why correct diagnosis fast matters
3. **The BE FAST Acronym** - The recognition system with each letter explained
4. **What You Can Control** - Prevention through risk factor management
5. **When to Act** - Practical guidance on when to call 911
The source was a short healthcare marketing page, so I added substantive medical detail to reach the word target without filler.