Laura Williams holds a master's degree in exercise and sport science from the University of Mary Hardin-Baylor and is a certified exercise physiologist through the American College of Sports Medicine. She also holds certifications as a sports nutritionist, 200-hr yoga instructor, behavioral change specialist, and a sports conditioning specialist. She has been writing professionally for 12 years with a focus on fitness and health, and she's had bylines in print and online publications including Men's Health, Men's Journal, Reader's Digest, Thrillist, Verywell Fit, Healthline, and The Healthy. She currently lives on a farm in Costa Rica with her husband, son, and way too many animals.
Don't waste time on exercises that don't deliver results—get the best bang for your buck.
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