Abandoned at a Chinese orphanage after losing a leg, Scout Bassett has rebuilt her life to become a world-class paratriathlete.
Angie Orellano-Fisher rang her 60th birthday by breaking a world record with a 3,010 tandem bike race across 12 states in just six days.
Lillian Lucas is a 90-year-old great-grandmother who is leading students a third of her age through a rigorous Pilates routine.
It's Barbie's birthday! There's never been a Barbie workout buddy, so Leslie Goldman is filling in the blanks with some of her dream Barbie dolls, from gym pals to catcall blockers.