In the layman’s conception, inflammation is inflammation, and inflammation is infection caused by microorganisms. Anti-inflammatory is anti-infection. This view is wrong. Inflammation ≠ infection. Inflammation refers to tissue damage caused by inflammatory cell infiltration. Causes of inflammation: physical damage, chemical damage, microbial infections (viruses, bacteria, protozoa), allergies and autoimmune dysfunction. The most common drug used for anti-inflammatory treatment is glucocorticoid.