NHS Choices. NHS website exhaustion 'payback' ME exhaustion ME (myalgia encephalomyelitis) ME (myalgia encephalomyelitis) I tick almost all of the CFS boxes nhs.uk/Conditions/Chronic-f... I tick almost all of the CFS boxes exhaustion exhaustion ME exhaustion ME NHS website www.NHS.co.uk exhaustion exhaustion CFS NHS website I tick almost all of the CFS boxes website symptoms of this illness