The sledging in the current series , which Australia lead 1-0 after winning the first Test match in Melbourne , saw Australia captain Michael Clarke fined for a barb aimed at England bowler James Anderson . Rory McIlroy says pressure in sports is leading to increase in stress-relates illnesses . He also said he was not surprised by the findings of a study that found athletes are more likely than non-athletes to suffer from depression and anxiety. McIlroy says it shows the mental toll sport can take on athletes . The Northern Irishman was speaking ahead of this week 's Australian Open in Sydney .
Rory McIlroy says pressure in sports is leading to increase in stress-relates illnesses . He also said he was not surprised by the findings of a study that found athletes are more likely than non-athletes to suffer from depression and anxiety. McIlroy says it shows the mental toll sport can take on athletes . The Northern Irishman was speaking ahead of this week 's Australian Open in Sydney .