Did you know that ageist beliefs about your own life could cause you to lose years of your lifespan? That’s one of the points made this past Sunday on a CBS Sunday Morning segment that focused both on the emergence of a renewed sense of purpose that older people are developing and on the negative impact of ageism in society.

Crow’s Feet writers have been tackling the same issues — how we feel about our advancing years and how ageist stereotypes can knock you down, especially in the…