From Novak Djokovic to Aryna Sabalenka, tennis stars are increasingly using technology to get coaching tips. Tennis Australia ...
Iva Jovic has received advice from Novak Djokovic at the Australian Open but could not keep pace with Aryna Sabalenka on Tuesday ...
A Whoop is a screen-less health monitor that is worn on a person's wrist, and tracks things like physical output and sleep.
Aryna Sabalenka joined Serena Williams in rare Australian Open company, reaching the semifinals without dropping a set.