Jawbone UP3 Fitness Tracker

There’s no shortage of fitness trackers out there, so when someone claims they have “the world’s most advanced tracker,” ya know, we’re gonan check it out.

Jawbone’s UP3 is loaded with state-of-the-art sensors that aim to give you the complete picture about your health (or lack thereof). The Heart Health Sensor measures your resting heart rate (a major indicator of your overall health and fitness level), while the Smart Coach feature learns all the details about your activity, sleep, etc. and then gives you insight and more personalized tips to reach your goals faster. If you reel off a nice run, you’ll see a message like “That run was the most intense all week! Consider your heart strengthened!” It all comes in a small, water-resistant design with a full week’s worth of battery life. [Purchase]