Plus, doctors’ number-one pick and their take on the devices.

As a certified personal trainer, I tested 14 wearables over eight months while training, running and swimming. Here are the best fitness trackers and watches in 2026.

Caroline Igo (she/her/hers) was a wellness editor at CNET and holds Sleep Science Coach and Stress Management certificates from the Spencer Institute. She received her bachelor's degree in creative ...