The Alameda County Study is a longitudinal study of residents from Alameda County, California, which examines the relationship between lifestyle and health.[1] The "1965 cohort" were given health questionnaires in 1965, 1973, 1985, 1988, 1994, and 1999. The researchers found that those who followed five practices lived healthier and longer lives:[2][3]
Another study of the Alameda cohort suggests that social and community ties can also help an individual to live longer.[4]
Later studies of the cohort considered the impact of religiosity, social status, and hearing loss on health outcomes.[1]