"We also had a chin-up bar and would try to do maximum chin-ups. We were so lucky to have training buddies to push each other along."

Holding a bow steady at full draw is like hanging in a chin-up: It’s not something you can do for very long, over and over again.

Later she installed a chin-up bar that still fills a doorway in her suburban Sacramento home.

Aside from the vaulting setup, the Duplantises erected a batting cage, a trampoline, monkey bars, a climbing rope and a chin-up bar in the backyard.

Although she was a former softball player who had wrestled the controls in airplanes in the worst weather conditions, she could not pull her body weight up to the chin-up bar.