Jane Fonda may be 87 ... of exercise available to women," Fonda said. "I learned the basic workout from a charismatic teacher named Leni Kasden in the '70s." After the videos were released ...

(For his part, Ludacris called the workout a “full-circle moment,” as his mom used to exercise with Jane Fonda tapes when he was a kid.) While it’s been decades since Fonda donned a headband ...