Why Your Conditioning Is Ruining Your Speed | Conditioning for Rugby, Football and Team Sports. If your conditioning program is making athletes slower, reducing acceleration, and hurting sprint performance, this video explains why conditioning and speed training often conflict in rugby, football, and team sports.Most coaches think:More fatigue = more fitness.But that’s often the exact reason athletes lose speed.Inside this video you’ll learn:• Why conditioning can reduce sprint performance• What speed reserve really means• Why athletes get fitter but slower• How conditioning competes with speed development• Why fatigue is not adaptation• The difference between speed-supporting and speed-stealing conditioning• How to improve repeat sprint ability without sacrificing speedMany athletes don’t have a conditioning problem.They have a speed problem.And if your conditioning model is reducing acceleration, max speed, and explosiveness, you may be creating the very problem you’re trying to solve.