Iker Casillas suffers heart attack during training

Veteran goalkeeper Iker Casillas was stable in hospital after suffering a heart attack in training, his club Porto said on Wednesday.

The 37-year-old, who has 167 Spain caps and played more than 500 games for Real Madrid, suffered what the Portuguese club called an "acute myocardial infarction" in training on Wednesday.

The club's statement on Wednesday afternoon said that "the training session was interrupted to provide assistance," adding that Casillas was in a Porto hospital "well, stable and his heart problem solved."

Portuguese media reported that Casillas had undergone surgery and that his season was over.

Porto are second in the Portuguese championship, just two points behind leaders Benfica, and face Sporting Lisbon in the Portuguese Cup final on May 25.

The news prompted an outpouring of concern from fans, clubs former team-mates and opponents.

"Courage my friend. I hope you recover quickly," former Real team-mate Cristiano Ronaldo posted on Instagram.

Spain team-mate Gerard Pique tweeted: "Courage Iker, get well soon my friend!"

Former England striker Gary Lineker tweeted: "Wishing @IkerCasillas a full and speedy recovery. One of the greats."

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