Last year at the World Cup, it was the vuvuzelas making all the racket. This year at Wimbledon, it's Victoria Azarenka - and a handful of other tennis players who have been criticized for grunting too ...
"If Rafael Nadal is grunting and Roger Federer is not, is that fair?" That's the question behind a new study that researchers at the University of Hawaii and the University of British Columbia are ...
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