
I just completed my first Mobile World Congress (MWC), Europe's largest tech show, where I walked 37 miles over five days, all in the name of uncovering the coolest, most innovative health and fitness tech on offer.
And the show didn't disappoint. Below are the seven coolest products I got to demo/checkout live at MWC 2026, including smart contact lenses, kid-friendly robots, disposable sweat trackers, and even a smartphone for your dog.