is about question whether currently sick 1. Are you sick today? There is no evidence that acute illness reduces vaccine efficacy or increases vaccine adverse events (1). However, as a precaution with moderate or severe acute illness, all vaccines should be delayed until the illness has improved. Mild illnesses (such as upper respiratory infections or diarrhea) are NOT contraindications to vaccination. Do not withhold vaccination if a person is taking antibiotics. (http://www.immunize.org/catg.d/p4065.pdf) Are you sick today a question textual entity that asks whether the questionee is currently sick. LOINC:66373-2 YL, YH current health condition question sickness