Schools close as ‘tidal wave’ of flu sweeps across the UK Summary Schools have been forced to close or take measures to reduce the spread of illness in recent weeks as a severe strain of flu sweeps through classrooms across the UK. Other Related Coverage Some schools disrupted amid rise in flu cases | BBC News School cancels Christmas because of flu | The Telegraph Symptoms as ‘K strain’ of flu hits UK as schools close and No 10 issues mask statement | Mirror Aberdeenshire schools reduce hours over rising flu cases | BBC News Schools operating at reduced hours due to 'super flu' | STV News