80 years old doing vertical knee raises?- It's never too late! www.MemorialHospitalTampa.com

Way to go Liza! It's never too late to exercise. Check outMemorial Hospital of Tampa's Senior's Program with a variety of activities available.

http://memorialhospitaltampa.com/our-services/for-seniors/

You're never too old! Liza, 80 years old was spotted at the gym today performing vertical knee raises . Also known as the "captain's chair", this exercise is one of the few ab exercises that is "most effective" in the list that requires gym equipment.