Former Tottenham Hotspur captain Gary Mabbutt is to have heart surgery, the club said on Monday.
The 55-year-old was taken to hospital after experiencing chest pains and breathing problems.
"Gary Mabbutt was admitted to hospital this morning where he will undergo heart surgery later," Spurs said on Twitter.
"Everyone at the club wishes our legendary former captain a speedy recovery. Get well soon, Mabbsy."