( CNN) Twenty-four hours after taunting her 1.23 million Twitter adherents with news of an “important” announcement, Ana Ivanovic has revealed that she is retiring from professional tennis.

In a two-minute video streamed on her official Facebook page, the 29 -year-old said hanging up her racket — after being hindered by traumata — was a “difficult decision” to stimulate.

JUST WATCHED

Ana Ivanovic on Wimbledon and French Open