We assessed six healthy control boys (10.2±1.5 years old) and 11 boys with attention-deficit/hyperactivity disorder (ADHD) (9.3±1.6 years old) in this study, which ...

Fitness wearables can help you move more, sleep better, and stay healthy. Here's how to pick the right one for you, along with the best fitness trackers we've tested. I’m PCMag’s senior writer ...