Apple Testing Prototypes of Whoop-Like Screenless Fitness Band

Apple is working on an activity tracker that doesn't have a screen, reports Bloomberg. The screen-free health and fitness device is said to be similar to Whoop's line of bands. Whoop makes wrist-worn trackers with 24/7 monitoring, but without a display.
Apple has apparently been "exploring" the category for months and has developed prototypes, but hasn't decided whether the project will move forward. Apple chair Tim Cook and services chief Eddy Cue are interested in the product, notable because