Are you reaching your daily goal of 10,000 steps? How long did it take you to fall asleep last night? How many calories did you burn sitting at your desk today? If you were wearing an activity tracker ...

If social makes things better, the Jawbone Up might be the tracker for you. It's easy for friends with the device to motivate you. But for "non-step" activities, you may need to do manual logging.

If counting steps is your thing, the Fitbit One has you covered. It will also track your sleep and help you log calories and other exercise, but for these non-step activities, Fitbit One can be ...

Corneel Vandelanotte receives research funding from the National Health and Medical Research Council, the Australian Research Council, the National Heart Foundation of Australia, and the Medical ...