and connectivity with third-party devices. More importantly, we try to determine exactly who would benefit most from the fitness tracker in question. You can read more about our testing protocol ...

In no particular order, here are our favorite health and fitness devices from CES. The Kirin Electric Salt ... Gaze into your own reflected eyes for 45 seconds, and the mirror can measure your blood ...

The Watch 7 can measure your skeletal muscle mass ... while a Fitbit works with an iPhone as well. So, which fitness device ...

Fitness trackers aren't medical-grade devices, so their data may occasionally ... "For example, trackers don't really measure strength or muscle [mass]. Muscle is our biggest determinant of ...

A new wearable device using graphene sensors can accurately measure biomarkers in sweat, enabling real-time, needle-free ...

In particular, interest in non-contact metrology for measurement of different types of microelectromechanical-system (MEMS) devices has risen. Such metrology can help resolve MEMS fabrication ...

kmlPhoto - stock.adobe.com The simple, noninvasive assessment was developed in 1986 by University of Massachusetts at Amherst exercise researchers to estimate aerobic fitness by measuring VO₂ ...

The fitness tracker industry is booming, but are these wearable devices worth the investment? (Getty Creative) ...