13 ms·Im referring to the title which says 'it's back'. How is it back if it never left?by gloryjulio 3y agoIm referring to the title which says 'it's back'. How is it back if it never left?nradov 3y ago"Don't call it a comeback, I been here for years"toast0 3y agoThe title says 'back on the rise', it was falling before, and now it's rising again. Almost as if it has seasonality like other respiratory disease.