United Kingdom, May 1 -- Kyle Richards still hasn't committed her future to 'The Real Housewives of Beverly Hills'.

The 56-year-old star - who has appeared on all 14 seasons of the Bravo reality TV series - has admitted the clock is "ticking" before the upcoming 15th season, and she's still yet to "make that decision".

Asked if it's always a debate whether or not she returns after each season, she told PEOPLE magazine: "Yes, and sometimes mid-season."

She added: "Of course. I mean, it's very difficult for your life [to be] out there and have the world weighing in on analysing things and people not knowing you know the full scope of full details.

"And judging you without being able to explain everything, it's very difficult.

"So it de...