Through simple but increasingly challenging exercises, they gradually retrain their fingers to move separately again.

FORBES: Innovation

Argyris described a method for improving the thinking and decision-making of executive groups that involved engaging them both collectively and individually as a coach-facilitator, giving them feedback, challenging their thinking and using focused exercises to help them reflect on how they operate.

FORBES

With regard to exercise, you are correct to try other exercises to boost your metabolism, but you need to make sure that the exercise is really challenging.

CNN: Best way to jump-start your metabolism after a plateau?