Iinfluenza and ARI intensity in Bulgaria was low during week No 26 (22.06.2015-28.06.2015). The total incidence per 10,000 population decreased and was 30.75 (during week No 25 the incidence was 35.93). From a total of 384 354 persons under surveillance, belonging to all age groups, a total of 1182 ARI cases have been reported (during week No 25 the cases were 1381). The incidence was highest in the age group 0-4 yrs (162.08 per 10,000 population), followed by age group of 5-14 yrs (67.87 per 10,000).