Arizona has long been a destination for older adults, with its pristine retirement communities and warm climate. But aging in America isn't what it used to be. The issue isn’t going away. We have to talk about it. This is Part V of "The State of Aging in the Valley," a series that explores the reality of an aging society.

Meet three women over 55 who can do things like touch their toes, and stand on their shoulders. That’s because they regularly do yoga. Here are their reflections on healthy aging.