The document provides information about strokes, including:
1) Strokes occur when the blood supply to the brain is interrupted or reduced, causing brain cells to die from lack of oxygen and nutrients. There are three main types of stroke: ischemic, hemorrhagic, and TIA.
2) Risk factors for stroke include hypertension, heart disease, high cholesterol, smoking, atrial fibrillation, diabetes, overweight/obesity, blood disorders, excessive alcohol, and certain medications. Symptoms appear suddenly and include confusion, weakness, vision problems, and trouble walking or talking.
3) Diagnosis involves physical exams, blood tests, CT/MRI scans, and other specialized tests. Treatment