Fitbit has revealed two of its popular activity tracker smartwatches are affected by an issue that could cause their batteries to overheat, calling the flaw “a potential risk for users”.

Fitbit has just rolled out an update to the ... arrival of the aesthetically pleasing always-on screen. Though the Luxe’s battery life will take a hit, the time is constantly visible from ...

It also has a battery that lasts upward of six days. Read our full Fitbit Luxe review. Best for kids Most fitness trackers are inherently designed for adult use. Then, there's the Fitbit Ace 3 ...