Need to get moving? Smartphones and fitness bands are good at tracking steps

By Lisa Rapaport (Reuters Health) – Smartphones and fitness bands are decent step counters, a small study finds, suggesting that millions of people who use these devices can reliably track how far they run or walk as they work to improve their health. The newer gadgets aren't as accurate as old-school pedometers, but they are ubiquitous. Smartphones can run step-counting apps, and fitness bands …