endurance

She taught me more in 20 seconds — a new way to listen, feel and understand — than I’d learned in 30 years of psychoanalysis and endurance sports.

But I got into a place where it was two weeks of this incredible endurance exercise.

But our marriage was not filled with disasters, and there were breaks in the clouds that evinced Mark’s unwavering endurance and depth.

Despite her success and sporting background, she says Monday's challenge would be about endurance and much more of a "mental battle".

It combines strength training, cardiovascular exercise and muscular endurance, with exercises performed at a very slow tempo, so muscles experience more time under tension.