A new study finds that small incentives can work to nudge some people into doing something they are already inclined to do anyway, like exercise.
Peloton announces it will reduce the price of its original bike, and offers a more expensive model.
Peloton, the seven-year-old maker of interconnected exercise machines, could go public in the coming year.
An array of gadgets will track your fitness program, tell you in great detail how many calories you're burning, and what your heart rate is. They can even give you a kick when you are falling short of your goals.