Ray Wilkins, a former Chelsea assistant coach, is reportedly in induced coma at St. George's Hospital in London on Friday, after suffering a heart attack, according to The Sun.
Wilkins, 61, was said to have collapsed at his home in Cobham, Surrey, hours after appearing on Alan Brazil's TalkSPORT breakfast show, as pundit.
Jackie, his wife, said he is currently in intensive care and remains critically ill.
She told the Daily Mirror: "The cardiac arrest led to a fall which has meant he’s had to be put in an induced coma. It’s very, very bad."
Meanwhile, Chelsea, in a statement offered support to the coach, who is said to be "fighting for his life".
"The thoughts of everybody at Chelsea Football Club are with Ray Wilkins and his family. Keep fighting Ray, you have our love and support."
More so, Chelsea legend, Didier Drogba, who played under Wilkins and Ray's ex-team mates from across the football have also offered support to his family.
Drogba wrote on twitter: "Just found out about the news, be strong Ray Wilkins and family. We blue army are sending you."
Former German international, Michael Ballack, who also said played under th coach at Chelsea, sent a message of support.
Former Leicester City and Barcelona striker, Garry Linker tweeted: "Thoughts are with Ray Wilkins and his family. Rooting for you, Butch."
Ex-England star, Neil Ruddock said: "Thoughts and best wishes to Ray Wilkins and his family tonight, get well soon Ray where all thinking of you mate".
Wilkins spent three years at Chelsea as assistant coach and was appointed caretaker manager in 2009. He played 84 times for England and served as captain 10 times. He had played for the blues after a career at Manchester United.