Polar launches Grit X2 Smartwatch in the US with ECG, GPS, and 7-day battery life

Polar has released the Grit X2 smartwatch in the US, about four months after its launch in Europe. The Grit X2 is a more ...
PC Magazine

The Best Smartwatches for 2025

Upgrade your traditional watch by adding apps, data, and notifications to your wrist. Here are the features to look for, along with the best smartwatches we've tested. I’m PCMag’s senior writer ...

I tested a Whoop alternative that's just as smart but with no subscription fees - and it's great

Top fitness brands are launching screenless trackers to keep you focused, not distracted. I tested the Polar Loop to see if it delivers on its promises.
IEEE

Energy-Efficient Wireless Sensor Networks Optimization using Deep Q-Networks for Smart Energy Applications

Abstract: Energy efficiency poses a significant difficulty in Wireless Sensor Networks (WSNs), especially within smart energy applications like smart grids, energy monitoring, and predictive ...