Carol Vorderman says the secret of her amazing body is intermittent fasting and "good bras". The TV star wants to get back to what she calls a Size 9 (a small size 10) after some time away from the gym promoting her book Now What? On a Mission To Fix Broken Britain. Carol said: "I don't give a toss about what people say about how I look.

I'm not happy with my body now. My bum has dropped. I'm at the upper end of my weight.

"I haven't been to the gym for months because of the book and because I have had a knee issue which has been giving me problems. "Basically the oil around the joints went, so I've had two hyaluronic acid injections. The first one didn't work but the second one did.

" Asked for her health and fitness secrets she added: "I wear a good bra and jeans that hold you up. I generally have one meal a day - late afternoon - and I do three 45 minute sessions in the gym a week, which I love. Lots of squats for the bum.

" She also said she snacks on raw sprouts and "generally carry a bag with me". Carol told Saga magazine she is heading back to the gym soon aiming to get back into shape. At 63 she is now described in the interview as a 'rebel with a cause' having now taken on less TV roles in favour of pushing for truth and justice in politics.

Her new book speaks about how and why she has become a one woman anti-corruption crusader calling out liars and charlatans in the British Establishment. She added: "I know who I am, I know what I stand for and I know what makes me .