About XFitSports (EFS)

EFS Training Science™ (XFitSports) programs have pioneered in fitness, wellness, and healthy aging for nearly 30 years. The EFS science-based system has helped thousands of clients build strength, move better, and meet the challenges of everyday life. The EFS XAP Protocol system combined with EFS Active Intervention Instruction supports strength, mobility, injury prevention, and lasting confidence. XFitSports training systems have been tested and documented to be proven effective more than 10,000 times. Don’t just roll the dice and hope to get better — book a free 15-minute phone consult, and know you’ll improve.

  • $1EFS specializes in strength, mobility, and fitness for healthy aging. Our system of training is rooted in science and technical knowledge, and was developed through collaboration with East European training experts, such as Dr. Krzysztof Mackala & Dr. Michael Yessis.$2
  • Training for Life: We have trained thousands of clients — including adults 50 and over — in person in Campbell, CA, and remotely. Macro Fitness is our program for strength, mobility, nutrition, stress management, and injury prevention. Clients who still play a sport are welcome too.$1
  • Training Equipment: High-tech equipment designed for serious fitness and healthy aging, not just sport. Indoor 50-yard running track for year-round speed, gait, and overall physical training.$1
  • Detailed Data Tracking: We are constantly testing and collecting training data. Our systems contain over 10,000 documented improvements, for data and percentile comparisons.

Sport: Baseball Athlete: Eddie Park, US Youth National Team Player, Ranked Top 5 in CA "I ran the fastest 20 yard shuttle run at the baseball national training center in South Carolina, Thank you to EFS!" Sport: Soccer Athlete: Xochi Hunter, San Diego State University "EFS helped me earn a scholarship to San Diego State University. They used a completely different approach than the "endurance" training commonly used for soccer. When I reported for camp my coach said I was a lot more explosive than the other girls. I helped my team win a conference championship that season, thank you EFS!" Sport: NFL Football Athlete: Shane Smith, NY Giants "I trained with EFS all summer, and afterward I was offered an NFL contract with the New York Giants Thank you EFS!" Sport: Volleyball Athlete: Christine Alftin, UC Berkeley "EFS helped me record the highest vertical jump on my college team! After training hard with EFS I out-jumped all of my teammates in preseason testing. Thank you EFS!" Sport: Baseball Athlete: John Gavin, Cal State Fullerton "EFS prepared me to be a first season starting pitcher at one of the top baseball Universities in the country. Thank you EFS!" Sport: Football Athlete: Jerome Long, NFL Defensive Lineman "EFS helped me run a 4.9 second 40-yard dash at 300 pounds after starting at 5.3 seconds. With EFS I improved my explosiveness, quickness, and lateral movement significantly while still maintaining body mass, which is crucial for NFL players. Thank you EFS!" Sport: Baseball Athlete: Jeff Hardy, University of West Virginia "With EFS I earned a scholarship to University of West Virginia, and with repeated use I became a consistent 90mph pitcher. My little league dream came true, thank you EFS!" Innovative Solutions For Lifelong Strength Over 10,000 Proven Results Applying Science