has announced she's suffered a miscarriage after falling pregnant.

The TV star and former model has made it no secret that . Just last month, the 46-year-old appeared in a documentary, sharing her IVF journey with her former fiancée, . Katie had fallen pregnant over the period with her boyfriend, UK star, JJ Slater. Tragically, it was discovered during scans that the couple had lost their baby, leaving them devastated.

Now, the star has teamed up with Tommy's – a and miscarriage charity to raise awareness for mums who have been through the same grief she's endured. Katie has revealed she had just a 1 percent chance of conceiving a child naturally. "I was just really sad because we went from joy and relief that I could get pregnant naturally, to confusion, heartbreak and sadness," she said.

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Katie explained that she and JJ were not trying for a child after being told she was perimenopausal. However, on Day, she noticed she had missed a period – something which was unusual for her. Instantly, she started displaying symptoms including sore breasts, feeling nauseous, feeling moody and being bloated.

Speaking to , she said: "I did loads of pregnancy tests because I wanted to be sure, and JJ kept asking me if it was real. He was so, so excited." The model explained that the lines on her tests were not getting darker, which she knew from her previous pregnancies they should. "I started to worry," she explained.

"We went to a clinic for blood tests and a scan and the scan showed where the baby was, but that it wasn't alive any more. It's been devastating. Previously, Katie has suffered three miscarriages, as well as a devastating ectopic pregnancy.

Speaking about wanting more children, Katie revealed that she would explore IVF or a surrogate. Talking on the , Katie told hosts Wendy and Alison that she does want more kids, and specified how many. Sharing an update, the TV personality said: "I still want more." She added: "I'm at that stage and I do want more kids. I want more. And I don't want to be told by a doctor or something that I can't have more. I know I'm not done. If I could have two more kids I would."

Katie went on to explain that while she "might act young and look younger", she may be pre-menopausal. "So I'm at that stage and I do want more kids," she said, continuing: "I didn't realise until I did the IVF that when you're born, you're born with a set of eggs, and every period you have, you know, you get rid of eggs. So mine are quite old now."

Earlier this month, Katie revealed on her podcast with her sister Sophie that she could hit the menopause in a couple of years. She explained that she had been struggling to sleep as well as suffering from cold sweats. "I'm not sleeping at night and I’m normally a really good sleeper, so something's going on," she said.

She continued: "So I'm just going to get my blood test because maybe I'm having an early menopause, I don't know how it all works, but I'm still having my periods." She was seen on February 11 at the Agora Fertility Clinic in her hometown of Brighton, as she displayed the results of her latest cosmetic enhancements.

If you have been affected by this story, advice and support can be found at the Miscarriage Association. You can call them on 01924 200799 or email