Which online fitness challenges are the best? Personal trainers review the 80-Day Obsession, the Sweat app, Nike Training Club and more.
As a personal trainer and health coach who helps people learn to live their healthiest lives, I've seen a lot of what works and what doesn't. There are tons of online fitness challenges out there, but which ones actually work? How do they engage people to stick with it? Which ones are focused on overall health, and which plans are focused on simply a good workout?