The first time I tried step aerobics my hair was in a side ponytail and Ace of Base was on the playlist. In A Christmas Carol, Ebenezer Scrooge is haunted one evening by the ghost of Christmas past.

Workouts ‘I’m a personal trainer with clients in their 90s' — here’s a typical workout I use to maintain muscle mass, support joint health and build functional fitness Workouts Can just 15 minutes of ...