Nick Kyrgios opens up on mental health issue he has been battling recently

Nick Kyrgios is once again opening up about his mental health as the Australian tennis star reveals he has been suffering from impostor syndrome. Before very serious knee and wrist injuries happened, the now 29-year-old looked like one of the best players in the game, having reached the Wimbledon final that year, as well as clinched several top-10 wins. Also that same year, he became a Grand Slam champion after winning the Australian Open men's doubles title with his friend Thanasi Kokkinak