Cov coronavires tshiab tuaj koom nrog cov eny genus. Covid-19 yog ib qho mob ua pa ua pa sib kis. Cov neeg feem ntau yuav raug. Tam sim no, cov neeg mob kis los ntawm cov neeg tshiab Coronavirus yog qhov tseem ceeb ntawm kev kis mob; asymptomatic tus kab mob kuj tseem tuaj yeem ua qhov sib kis tau. Raws li cov kev tshawb nrhiav kabmob epidemiological tam sim no, lub sijhawm tsim kom loj hlob yog 1 txog 14 hnub, feem ntau yog 3 txog 7 hnub. Lub qhov tseem ceeb suav nrog ua npaws, nkees thiab hnoos qhuav. Nasal congestion, los ntswg, mob caj pas, myalgia thiab raws plab muaj nyob hauv ob peb rooj plaub.

 
Kab mob npaws yog ib qho kev sib kis tau yooj yim heev, mob, mob siab, kis tau tus mob ntawm lub pa ua pa. Cov neeg sawv cev ntawm tus kab mob yog immunologically sib txawv, ib leeg-strand rna viruses paub raws li tus kab mob npaws. Muaj peb hom kabmob khaub thuas muaj peb, b, thiab C. Ntaus tus kab mob yog qhov sib tw tshaj plaws thiab muaj feem nrog cov kabmob loj tshaj plaws. Hom B Cov kab mob ua tus kab mob uas feem ntau me dua li uas tshwm sim los ntawm hom kab mob C. Hom C C hom kab mob ntawm tib neeg kab mob. Ob hom hom thiab b tuaj yeem sib tw ua ke, tab sis feem ntau ib hom yog qhov tseem ceeb thaum lub caij muab.