Kayla Itsines has been slammed for holing herself up in a luxury hotel in Dubai as she battles a form of herpesvirus, following her shock diagnosis last week.Earlier this month, the fitness entrepreneur, 35, shared a clip on social media, announcing she had been diagnosed with the Epstein-Barr virus, an infection that causes chronic fatigue and fever.She said she was recovering at a Middle Eastern hotel chain in Dubai called SIRO, which had luxury five-star rooms dedicated to promoting ergonomic leisure.’My entire nervous system is VERY HAPPY to announce that I am officially partnering with my favourite brand @sirohotels,’ Kayla told followers.She was quickly slammed by the celebrity gossip page InfluencerUpdates.Au, which called her out for her ‘privileged’ recovery solution.’A doctor told her she was burnt out and needed to regulate her nervous system. And of course, her solution to this is a new paid partnership with a hotel called SIRO, in Dubai,’ they ranted. Kayla Itsines has been slammed for holing herself up in a luxury hotel in Dubai as she battles a form of herpesvirus'”Go to this hotel because everything there is about wellness!” She now gets to partner with this brand to bring us more SIRO hotels around the world. Basically she is saying these hotels are a cure for her EBV!’Meanwhile, others took to the comments section to claim Kayla was using her illness as an excuse to plug the hotel.’Yeah that was grifting. You don’t suddenly feel better from EBV by staying at a certain hotel lmao,’ one person sniped. ‘She’s a bit out of touch with what “real” people are fighting for every day. Some of us can’t afford full grocery trolleys or pay electricity. We have chronic illnesses too, but, we can’t afford a week at SIRO to “cure” us,’ another added. In the clip, Kayla had said that she was told by her doctor to slow down and that she needed some hard-earned rest and relaxation.’Two months ago I was really struggling with extreme brain fog and fatigue. I went to the doctor; it came back positive for EBV, which makes a lot of sense,’ she said.’I sat down with my doctor. He said I was massively burnt out and needed to slow down.’Kayla said the diagnosis was a significant shock to her, because she had built her lifestyle around always being active. Last week, the fitness entrepreneur, 35, shared a clip on social media, announcing she had been diagnosed with the Epstein-Barr virus, an infection that causes chronic fatigue and fever She said she was recovering at a Middle Eastern hotel chain in Dubai called SIRO, which had luxury five-star rooms dedicated to promoting ergonomic leisure’As a high-performing perfectionist, there is no slowing down for me,’ she said.EBV is a common virus from the herpes family. It is best known for causing infectious mononucleosis, often called ‘mono’.Most people get infected with EBV at some point in their lives, often during childhood, with mild or no symptoms.Once someone catches it, the virus stays in the body for life, usually remaining dormant, but it can sometimes reactivate, often due to stress or a weakened immune system.Kayla has since moved on from her stay in Dubai and is now touring Europe, recently touching down in Manchester. She first shot to fame more than a decade ago with her Bikini Body Guide e-book.This evolved into the internationally successful Sweat fitness platform, which she co-founded with her ex-fiancé Tobi Pearce.In 2021 she sold Sweat to US fitness giant iFIT for a reported $400 million, before buying it back in 2023 for a reduced price. The personal trainer landed on the Australian Financial Review Young Rich List in 2024 at number 34. In 2025, Kayla placed number 40 on the Aussie line-up, with her fitness empire valued at an astonishing $176million.