Optimistic Outlook May Lower Women's Risk of Dying

Women with an optimistic outlook on life may live longer, a new study finds. And although optimism has been linked in earlier studies to healthy behaviors such as eating a healthy diet and getting more exercise, the researchers noted that these behaviors only partially explained the link to a longer life. In other words, it's possible that optimism directly impacts our biological systems, Eric Kim, a research fellow in social behavioral sciences at Harvard University's T.H. Chan School of Public