Manchester United were pictured arriving at their Carrington training ground on Wednesday morning as they undergo final preparations ahead of Thursday's game against West Ham.
Sorry, this content isn't available on your device. 'The procedure has gone very well, ' they stated, 'but he needs a period of intensive care to aid his recovery.
"We wish him very well and that he recovers very, very quickly".
David Beckham and Sir Alex Ferguson. "Of course he has qualities that we believe can make him a good coach".
Former Manchester United player Cristiano Ronaldo tweeted that his "thoughts and prayers" were with Sir Alex.
Neurosurgeon Peter Hamlyn wrote in The Telegraph: "The most common form (of haemorrhage) for a man of his age with a history of cardiovascular issues is intracerebral, in which there is bleeding within the brain tissue, causing irreparable damage to those cells".
When he became boss at Norwich City in January 2015, Neil revealed Sir Alex had contacted him to wish him luck.More news: Vodafone becomes largest next-gen broadband player in Europe
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"Sir Alex, all the best, I hope you get well".
"Now is the time to pray and hope he can make a full recovery", said Giggs. This is due to the Ferguson family's demand for privacy, with the club informed that any information or statement should come first from, and be signed off, by them.
'If he had greatly diminished consciousness and severe weakness, then the chances of making a good recovery are a lot less'.
Television presenter Eamonn Holmes, a longtime friend of the football hero and fervent Manchester United fan, described him as an "amazing man".
A brain haemorrhage can cause speech loss and paralysis, but up to a third of patients make a full recovery. An unbelievable man and friend.
United's Juan Mata admitted news of Ferguson's condition had a "huge impact" on the current squad. Ferguson retired a champion in 2013, lifting the Premier League trophy for a 13th time to take the club's haul of English championship crowns to a record 20.
"Aye, the Cup Final is out - but what about Kiev?" he said.