One in Five

Explains that one in five workers will have a heart attack before retirement and focuses on five people of different ages, different jobs, and different lifestyles as the potential victims. Includes a marketing manager, construction worker, switchboard operator, production manager, and computer operator, observing that contrary to popular belief the industrial/office worker is just as susceptible as the executive. Points out five means of prevention to reduce the risk of coronary disease, a major occupational disease.