She is also a group fitness instructor with the American Aerobic Association of America, and her training technique focuses on helping people achieve total overall wellness. Katrina has filmed more than 200 fitness videos, and her YouTube videos have been viewed by more than 14 million people. Katrina is a contributor to Women’s Health, has been featured by Glamour magazine as a favorite online fitness expert and has also appeared on CBSNews.com. Prior to developing the MS Active Wellness fitness program she co-designed and filmed a new DVD workout series with Jane Fonda.