"Are you ready to do the workout?" Jane Fonda grins from beneath a perfectly coiffed cloud of hair, flowing through the high-energy regimen that transformed the fitness industry forever. As a fitness ...

More than four decades ago, Jane Fonda ignited the 1980s fitness revolution with one question: “Are you ready to do the Workout?” Among the clearest indicators of how times have changed is the ...

I used to do the Jane Fonda Workout as a kid with my mom. We’d put the record on in the living room and prop its sleeve against the piano so we could see diagrams of the leg lifts and arm circles we ...

Jane Fonda, 87, says her workout routine hasn't changed much over the years. "I essentially do everything I used to do, just slower," Fonda told People, adding that she loves walking. Research has ...

While today we have CrossFit and bouldering, the fitness trends of the 1990s looked a little different. The decade saw a boom in the popularity of aerobics classes, with people moving away from the ...