De spelers krijgen elk om beurt 3 ballen. Deze spelen ze over de trainer. De trainer geeft dus de bal aan, steekt daarna zijn racket in de lucht, en de trainer zou niet aan de bal mogen geraken.
From sensor-equipped rackets to AI-powered coaching, technology is making tennis training more precise than ever. Here's what actually works.
On-court coaching is now fully legal. Here's how to deliver advice that actually helps during those crucial 90-second changeovers.
On-court coaching is now fully legal, technology continues to advance, and the ATP calendar evolves. Here's what tennis coaches need to know for 2026.