It's not just her hot pink T-shirt. At 70, Murphy is one of the younger people who frequent the Pauline Potter Fitness Centre, a gym geared towards helping seniors get — and stay — in shape.

Inspirational quotes are painted on the gym’s walls: The lounge area is a peaceful place to relax, with birch trunks as decor: There’s also a bar with complimentary kombucha on tap: And a ...