Tottenham Hotspur has tweeted their 'best wishes' to Fabrice Muamba.
It was during a game between Bolton and Spurs in March when Muamba collapsed.
Everyone at the club sends their best wishes to Fabrice Muamba who announced his retirement today. We wish him every success in the future.
More top news
Conservative MP Damian Collins believes a recent investigation into corruption at FIFA could result in criminal charges
Beyonce and Jay-Z are rumoured to be interested in this $85m mansion, which comes complete with candy cave, wine cellar and infinity pool.
Wealthy Singapore businessman Peter Lim is set to take a 50 per cent stake in Salford City FC