Influenza and ARI intensity in Bulgaria was low during week No 37 (09.09.2019-15.09.2019). The total incidence per 10,000 population was 22.16 (during week No 36 the incidence was 19.14). From a total of 381 376 persons under surveillance, belonging to all age groups, a total of 845 ARI cases have been reported (during week No 36 the cases were
730). The incidence was highest in the age group 0-4 yrs (120.17 per 10,000 population), followed by age group of 5-14 yrs (46.46 per 10,000).