Rulk is a functional strength and conditioning specialist, his degree in Kinesiology with an emphasis in biomechanics. He has worked with numerous top Olympic and Professional athletes, celebrities and Team USA youth programs in soccer, baseball and softball. He is most well known internationally for his work with First Responders throughout the world from Elite Military, Fire Fighters, Law Enforcement, and Ocean Safety agencies. He designed and created a revolutionary training program called RFT®. Raw Functional Training (RFT®) is a body weight movement curriculum specifically developed to improve mobility, increase functional strength, and a series of movement modalities that optimize the (CNS) central nervous system to maximize overall body performance and conditioning. The training also incorporates dynamic movement sequencing and sensory processing to activate the adrenal system and enable all energy systems to operate on the highest levels of efficiency.