Dr. Cameron Marshall, FRCCSS(C), also known as “Concussion Doc” on social media, is a sports-specialist chiropractor, concussion researcher, and founder of Complete Concussions, the largest clinical concussion care network in the world. He has authored more than a dozen peer-reviewed publications on the topic of concussion and Persistent Concussion Symptoms. He is also a cofounder of the Concussion Fix program, which helps patients struggling with persistent concussion symptoms to overcome their symptoms and get back to the things they love.