Daniel Alexander van Skye, DBA is a leading expert in Physiological Performance Science, specializing in data-driven methodologies to optimize adaptation, recovery, and endurance in elite professional tennis. With over two decades of experience in human performance optimization, including work with Special Operations Forces, Daniel now focuses exclusively on professional women’s tennis.

Certified in Neurobiology, Sports Performance Psychology, and Workload Management by FC Barcelona Universitas, he applies high-resolution physiological monitoring using Firstbeat Technologies and Kubios HRV to deliver individualized performance profiling, recovery diagnostics, and autonomic nervous system analytics.

Daniel works exclusively with WTA Tour athletes, helping coaching teams refine training intensity, taper protocols, and recovery timing based on deep physiological intelligence. His real-time modeling and longitudinal analysis optimize stress-recovery balance, internal load management, and physiological resilience across long competitive seasons.

He has helped guide numerous WTA athletes to career-defining breakthroughs, applying HRV tracking, data-driven insights, and individualized profiling to ensure that every intervention is targeted, efficient, and scientifically grounded.

Daniel also serves as a global sales and consulting partner of Firstbeat Technologies, delivering integration support to sports organizations and performance institutions worldwide.

Daniel’s work redefines how elite female tennis athletes train, adapt, and recover by bridging the gap between real-time physiology and sustained performance through precision monitoring and applied recovery science.