Bayern Munich manager Vincent Kompany was taken to hospital after collapsing as he watched the club's second team train on Friday.The 40-year-old had been unwell with a virus and missed the pre-match news conference on Tuesday prior to Bayern's Champions League game against Arsenal, however, the Belgian was on the touchline for the match."Vincent Kompany had to seek medical treatment on Friday after collapsing during training for FC Bayern's amateurs," said a statement from the Bundesliga club. "The first-team coach had been watching the second team's session. "Kompany will undergo thorough examination in the hospital and remain in medical care. "For the time being, his coaching staff will manage training and match operations."Bayern's next game is against Freiburg in the German top flight on Sunday.