Late last year I joined a new gym and got a Samsung Gear Sport to optimize my time doing all the things — running, jumping, picking stuff up, putting stuff down. It was a mistake. Not the gym ...

When 3 p.m. rolls around, my energy levels are usually at a low — the midday slump is in full effect, and another cup of coffee would only deliver a case of caffeine jitters. What is helpful though, ...

Rest intervals are an overlooked aspect of training. During a workout, you want each set to approach failure, with the requisite weight, reps, and intensity. This points to longer rest periods between ...