I was convinced my active lifestyle and (semi) healthy eating habits were contributing to my staying young. Turns out, I forgot one major factor- living in Austin. Yup, According to RealAge, Austin is ranked the #8 city for keeping you young. The employment rate of the city helps keep the stress among the lowest in the nation with the second-best optimism rate. If you think you are enjoying life now, try getting out and experiencing the many activities Austin has to offer. No matter your age, there is something for everyone.