How Long Will You Live? Episode Rating Graph

How Long Will You Live? is an Irish television series broadcast on RTÉ One. Presented by Mark Hamilton, it has so far run for a total of four series. Each week Hamilton examines a different individual with an unhealthy lifestyle, estimates their lifespan and attempts to increase that lifespan by implementing his own techniques into a plan to improve that person's lifestyle. The fourth series began airing on 7 January 2009. The series is sponsored by Flora.