Tag:ground reaction force

Marin Cilic – Potential risk factors in his service

Tall Marin Cilic (*1988 / CRO) belongs not only because of his impressive 198 cm (6'6'') build to the better servers on the ATP Tour. His service (obviously a clear Service 3.0) has also some excellent technical qualities, mainly around the quite often almost perfect pronation. Despite that, a deeper look at the stats shows that Marin's service, for some probably quite surprisingly, doesn't have the efficiency of the very best in the business. Over his entire ATP Tour career up to date, Cilic has just 56% of the 1st services in the game, in comparison Djokovic 65%, Federer...

Catherine Bellis – Forehand 3.0 with potential

Below, I am comparing Catherine's forehand during her 3rd round match at the 2014 Orange Bowl (against Shiskina / USA - the first tie-break set was very tight there) and her forehand in a practice match against Kayla Day (USA) during the 2017 French Open. At her example is then also quite well possible to explain the certain mystery of the stances.....