Iinfluenza and ARI intensity in Bulgaria was low during week No 27 (02.07.2012 -08.07.2012) and the total incidence per 10,000 population was 26.01 (during week No 26  the incidence was 23.43). From a total of 380,239 persons under surveillance, belonging to all age groups, a total of 989 ARI cases have been reported (during week No 26  the cases were 891). The incidence was highest in the age group 0-4 yrs (136.71 per 10,000 population), followed by age group of 5-14 yrs (69.34 per 10,000).