A Tiny Sensor Could Help End the MLB’s Epidemic of Elbow Injuries by Tim Moynihan from on 2016-06-04 09:00 (#1G3CJ) The Motus Pro sensor gauges stress on the elbow, and it has been approved for use in regular-season MLB games. The post A Tiny Sensor Could Help End the MLB's Epidemic of Elbow Injuries appeared first on WIRED.