American actor Tori Spelling was admitted to a hospital with an undermined illness.

The actor posted a photo of her patient wristband to her Instagram Story on Sunday, revealing that she has been battling an unknown medical issue.

The former reality TV star was hospitalised on Thursday, August 17.

“4th day here, and I’m missing my kiddos so much,” she wrote. “Grateful and so proud of my strong, brave, resilient and kind to the core children who remain positive no matter what comes our way,” the actor wrote in a social media post.