cold man

abstract air asphyxia asphyxiate barrier breathe breathing cold cough coughing difficulties difficulty drown drowning face flu frost frosty hard hardly health healthcare healthy human ice icy ill illness influenza layer lung melt melting mouth obstacle obstruct obstructed obstruction oxygen portrait problems respiratory sick sickness smoke smoking sore suffocate suffocated suffocating suffocation symptom symptoms temperature throat treatment unhealthy wall window winter