Boxing star Chris Eubank Jr. just posted an alarming video on Instagram ... revealing weeks after his fight that he's been dealing with health issues for quite some time.

The middleweight fighter shared the clip on Tuesday ... showing himself surrounded by staffers in a medical facility. Getty

In the video, it appears Eubank is under anesthesia as the medical team prepares for an examination.

"I've been dealing with a lot of health issues over the last year, and yeah, it all finally caught up to me last month," Eubank Jr. said in the caption.

Eubank Jr. had his rematch with Conor Benn at the Tottenham Hotspur Stadium last month ... which resulted in a loss. Play video content

11/15/25

In fact, TMZ Sports spoke with Eubank Jr. before the match ... and he told us th

See Full Page