Matrix PowerWatch hands-on: The promise of a world without chargers
Your body is this smartwatch’s power source.
Sweetgreen's iOS app logs calories directly to Apple Health
Because even salads can add up.
Fitbit now gives you credit for VR bike rides
It also works with the nutrition app Habit and lets you do on-demand Peloton biking classes.
Smartphone accessory 3D-scans your food to count calories
NutriRay3D's laser-scanning tech has gone to crowdfunding to bring accurate calorie counting to your smartphone.
Google displays the nutritional values of fast food meals
Google wants to count calories in your food photos someday, but until that happens, it can at leas...
Google hopes to count the calories in your food photos
Be careful about snapping pictures of your obscenely tasty meals -- one day, your phone might judg...
Google Fit finally estimates how many calories you've burned
No, you're not wrong: Google's activity tracking app, Fit, didn't have a means to estimate burned...
Microwaves of the future count calories so you don't have to
If you're into the whole quantified-self movement, or you just fancy watching what you eat, GE is...
Garmin's fitness trackers now help you master your calorie balance
There are plenty of apps and gadgets that track the calories you burn during exercise. But compari...