If you ask people why they dropped out of their program, I bet the most common answer you’ll get has to do with motivation.

(She’s also author of No Sweat: How the Simple Science of Motivation Can Bring You a Lifetime of Fitness.) Too often, she says, people begin exercise programs to lose weight, and quit when they ...

But, really, it is against everything the body was designed to do – hence why many people still struggle with exercise, or find dips in motivation. “To me, the apotheosis of exercise is the ...