Iker Casillas has calmed fears over his health with a message on social media after a heart attack on Wednesday.
The Porto goalkeeper was rushed to the hospital after suffering a heart attack during his team's training session.
Casillas, 37, underwent emergency surgery as messages of support came in from around the footballing world.
The Porto goalkeeper was rushed to the hospital after suffering a heart attack during his team's training session.
Casillas, 37, underwent emergency surgery as messages of support came in from around the footballing world.

