Source:http://linkedlifedata.com/resource/umls/id/C0231218
AIR: Malaise: a vague feeling of physical discomfort or apprehension.,NCI: A disorder characterized by a feeling of general discomfort or uneasiness, an out-of-sorts feeling.,NCI: A feeling of general discomfort or uneasiness, an out-of-sorts feeling. (CDC Glossary)