Risk factors for cardiovascular disease in a Brazilian population-based cohort study.

Objective: Our aim was to investigate risk factors for cardiovascular disease (CVD) in a population-based Brazilian cohort.

Design And Methods: A cohort study was conducted with 1091 individuals identified through multi-stage probability sampling in Porto Alegre, Brazil. Risk factors were investigated among demographic and anthropometric characteristics, including education, smoking habits, income, alcoholic beverage consumption, and blood pressure.

Migraine is more frequent in individuals with optimal and normal blood pressure: a population-based study.

Background: The notion that hypertension causes headache is widely accepted despite the absence of confirmation by well-designed studies.

Objective: To investigate the association between headache, characterized as tension type and migraine like, with blood pressure and hypertension.

Methods: In a cross-sectional study we evaluate this association in a sample of 1174 individuals older than 17 years, representative of inhabitants of Porto Alegre, RS, Brazil.