One Big Thing Fitness Trackers Haven't Mastered

The American Council on Exercise (ACE) estimated that 19 million fitness trackers were in use last year. But, that doesn't mean they're all they're cracked up to be. According to a small, new study from ACE, these trackers may not be accurate at estimating calories burned.



from Healthy Living - The Huffington Post http://ift.tt/1BACTSb

via HEALTH NEWS