SaFaRI is a large prospective cohort study in Hebei Province, rural Northern China including 1,299 stroke patients and their spouses. Follow-up visits take place from baseline until the fifth year after the baseline survey, investigating the lifestyle and health behavior, disease history, medication and adherence to medication, health status and self-reported health, cognitive function, and medication cost. As additional measures, the investigators will collect information on hospitalization, recurrence, and vital status from county medical insurance system and death record system. Patients will also have a physical examination comprising of assessment of blood pressure, weight, height, waist circumference, neck circumference, grip strength and the "Timed Up and Go" test.