Background: reversible risk factors related to lifestyle account for much of all deaths from cardiovascular disease in the world. Cardiovascular disease measurement and monitoring are
essential for planning strategies and actions to control unhealthy lifestyle, prevent disease and promote health. The objective of this study was to analyze the healthy and unhealthy lifestyle of
adolescents, adults and the elderly population in São Paulo city, using demographic and socioeconomic variables.
Methods: This was a cross-sectional study, population-based, conducted in 2008, which used data from the Health Survey of São Paulo (ISA Capital - 2008). The study population was
obtained by complex probability sampling, by clusters, in two stages: census tracts and household. Lifestyle was defined by the valuation of five domains: physical activity, smoking, dietary intake,
alcohol abuse and alcohol dependence, according to the respective recommendations. The subjects were classified as having a healthy or unhealthy lifestyle. Those classified as having unhealthy
lifestyle were also categorized according to the number and type of domains not met. Prevalence estimates were calculated, compared by chi-square test and 95% confidence intervals.
Results: The prevalence of healthy lifestyle was 36.9% among the elderly, 15.4% among adults and 9.8% among adolescents. Among the elderly and adults, females had a higher prevalence
of healthy lifestyle. In elderly, the prevalence of healthy lifestyle was higher among those with fewer years of schooling and among blacks. In adults, the prevalence was higher among those with more
years of self-study and head of household. Among individuals with unhealthy lifestyle, 51.5% of elderly, 32.2% of adults, and 57.9% of adolescents had not met one domain, and who had not met the
recommendation for an adequate diet.
Conclusions: The prevalence of healthy lifestyle was higher among elderly, followed by adults and adolescents. In all age groups, food intake was the main domain responsible for the
unhealthy lifestyle in this city. It shows the importance of intervention strategies to promote healthy lifestyle and, especially, a proper diet.