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Written by Giselle Castro-Sloboda Written by Medically Reviewed Written by Nasha Addarich Martínez Article updated on December 6, 2025 at 5:00 AM PST

Giselle Castro-Sloboda Fitness and Nutrition Writer I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy cooking, going for a scenic run, hitting the weight room, or watching a documentary. I am a former personal trainer and still enjoy learning and brushing up on my training knowledge from time to time. I've had my wellness and lifestyle content published in various online publications such as: Women's Health, Shape, Healthline, Popsugar and more. Expertise Fitn

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