Arsenal stars were struck by food poisoning in China that prevented several key players from playing their pre-season friendly with Bayern Munich on Wednesday, manager Arsene Wenger said in a statement. According to the French coach, the sickness swept the Arsenal camp, coupled with the severe heat in China and extensive travelling to different climates wasn't "ideal physically" for the players. Olivier Giroud missed Wednesday's friendly victory over Bayern Munich because of food poisoning, then captain Per Mertesacker pulled out of the game just moments before kick-off because he too fell ill with the same problem. New signing Sead Kolasinac also had to come off before the break and second-half substitutes Theo Walcott and Aaron Ramsey both finished the game not feeling well. During the game, the Arsenal team were poor in the first half in the 36 degrees Celsius (97F) heat and Wenger admitted that the extreme conditions in Shanghai were "a shock...