Immunosuppression, also known as immune suppression or immunocompromise, means the immune system isn't working as well as it normally would. This includes any or all of the defences that make up the immune system - particularly the white cells in the bloodstream, the spleen and the lymph nodes.
This is a companion discussion topic for the original article at https://patient.info/allergies-blood-immune/immune-system-diseases/immune-suppression