Sometimes in life, you really can't beat the old stuff. Old friends, old tunes, old movies - we love them all. And when it comes to working out, it seems we're partial to going retro too: indoor step ...

When I first met 79-year-old Anne Thibodeaux, she was fresh out of two back-to-back workout classes and excited to show me what she was reading for book club. The book was "Outlive," a longevity ...