Marta Kostyuk ended a convincing win with an underarm ace — but this tennis mic-drop is also just a good tactic.

Roger Federer pulled out some slick moves in his opening round in Basel on Tuesday. Facing a challenge from Filip Krajinovic, the Swiss managed a fast-moving hot-shot while comfortably up a break ...

Feeling less pressure, Vinci went on to hold and scored one of the biggest upsets in tennis history. If this mental strategy worked for her, in that moment, it can work for you.

No. 18 seed Marta Kostyuk showed off all the skills in her toolkit in a 6-3, 6-3 win over Caroline Dolehide at the BNP Paribas Open. Why not watch this next… ...

In tennis, when we’re changing ends ... published on www.si.com as Novak Djokovic Reveals the Psychological Tricks That Power His Game.