The term does appear to have a long history. This source states that using it as a term for widespread non-infectuous conditions is relatively recent: https:/

The term does appear to have a long history. This source states that using it as a term for widespread non-infectuous conditions is relatively recent: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3373038/#!po=96.9388 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3373038/#!po=96...