isometric running on a treadmill and fitness bracelet or tracker on white. sports accessories, a wristband with

activity apps athlete background band bpm bracelet cardio class colored counter device display exercise fitbit fitness front gadget gear glutes gym health heartrate icon illustration isolated isometric machine male measure medical muscular pedometer rate recreation run running shorts smart sport sportswear strap technology thighs tracker treadmill vector walking watch water wearable weight woman workout wrist wristband