Mia LazarewiczMia Lazarewicz is a certified strength and conditioning coach, fitness writer, lecturer, and American Ninja Warrior from Boston, Massachusetts. Her sharp-eyed training skills quickly made her the most in-demand personal trainer in her company for mor than twelve years. Mia is now a co-owner of Amplify Fitness, where she is freer than ever to curse on the gym floor. Read More Read Less