MotionX Introduces Sleep by MotionX v4.0 for iPhone, Correlates Resting Heart Rate with Sleep Quality
Medical-class iPhone application first to offer sleep monitoring, resting heart rate, and activity monitoring to help improve Sleep SANTA CRUZ, CA – (Marketwire – November 29, 2012) – Fullpower®-MotionX® today announced Sleep by MotionX version 4.0, the first app for the iPhone that measures resting heart rate and correlates resting heart rate with sleep quality. […]