is a personal trainer certified through the American Council on Exercise, and uses an inclusive health at every size approach when coaching clients. She holds a certificate in plant-based nutrition from the T. Colin Campbell Center for Nutrition Studies at Cornell University and a bachelor’s degree in journalism and creative writing from Concordia University, which she uses to solidify her expertise as a health and wellness journalist. With over 10 years of experience reporting on and testing all things health and wellness for outlets like The New York Times, NBC News, The Washington Post, USA Today, Reviewed, CNN, Vogue, Women’s Health, Good Housekeeping, Wall Street Journal, and more, she’s been able to deepen her clients’ and readers’ interest in and understanding of a variety of health topics. Marissa is a competitive hip hop dancer, former dance coach and instructor, a half-marathon runner, and enthusiast of all things team and individual sports. In 2018 and 2019 respectively, Arianna Huffington’s Thrive Global named her one of the top female creatives to watch and one of the most influential creatives in the media industry. In 2021, she published the book PRETTY WEIRD: Overcoming Impostor Syndrome and Other Oddly Empowering Lessons from Skyhorse and distributed by Simon & Schuster, which details her path towards body acceptance, overcoming impostor syndrome, and delighting in—instead of fighting—her own quirks.