Jimmy Carter turns 99: 4 longevity lessons from the former president’s long life (NBC)

NBC spoke with Valter Longo about the reason behind former President Jimmy Carter’s long life and what we can learn from him about healthy longevity. “Community involvement tells you that you want to live, you want to help other people,” he said. “You have a reason to keep doing all the things that you need to do. … In the end, (it’s) whatever gets you out of bed.”