Katrina went from never working out to running, and over time, she had lost nearly 60 pounds. She explained that it was difficult to maintain her weight loss and she eventually gained all the weight back. After getting married, Katrina said, she wasn't as active, and she knew it was time to get back on track. She signed up for the Precision Nutrition coaching program, and in the span of a year, she lost 40 pounds. To find out Katrina's approach to losing weight in more depth and the tips that helped her along the way, continue reading.