Kristen Geil is a senior editor with over 10 years of experience writing for audiences that are as obsessed with health and wellness as she is. As a NASM-certified personal trainer, she's comfortable breaking down the technical aspects of everything readers to live a better life, including strength equipment, cardio machines, supplements, recovery items, and more. She's worked with internationally recognized fitness brands like Peloton and Reebok as a freelancer. Previously, she was the senior commerce editor at Shape, a Dotdash Meredith brand.