Pregnant Martha Kalifatidis shows off her growing baby bump as she's almost in ... trends now

Martha Kalifatidis showed off her growing baby bump and gave a pregnancy update in a video shared to her Instagram on Thursday.

The Married At First Sight star, 34, was glowing as she revealed she's about to reach her third trimester.

'I am going to be in my third trimester next week,' she said with a smile.

'Which is exciting and terrifying because I'm well and truly getting so much bigger and I can feel the stretch.'

Martha, who is 28 weeks pregnant, then promoted an oil product that she's been using as her bump continues to grow.

The beauty influencer said she swears by the product and that she rubs oil on her belly twice a day.

It comes after Martha revealed she is not having sex during her pregnancy.

Martha explained on KIIS FM's The Kyle and Jackie O Show on Monday how she is currently staying at her mother's house in Melbourne after suffering from severe hyperemesis gravidarum - a condition that causes persistent and excessive vomiting during pregnancy. 

'So you and Michael are having sex in your mother's bed?' host Kyle Sandilands asked.

Martha tried to quickly shut the line of questioning down by asking Kyle how often he had sex with his fiancée Tegan Kynaston while she was pregnant with their son Otto. He admitted 'once or twice.'

'We haven't had our once or twice moment yet but who knows it's [Michael's] birthday [soon],' she said.

Martha and her fiancé Michael Brunelli are expecting their first child together, but it hasn't been an easy pregnancy journey for the couple. 

Michael recently revealed how Martha's morning sickness 'nearly destroyed' their relationship.   

In a piece for Body & Soul, the personal trainer, 31, shared that looking after Martha has caused him to ditch healthy habits, lose muscle and gain weight.

'Not to say we aren't

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