Hawaii , California and California are the only states without widespread activity . Signs posted throughout the hospital discourage anyone from visiting who has a cough or fever , she said , and anyone who does visit with those symptoms must wear a mask and perform hand hygiene . Other respiratory illnesses are also circulating , experts say . Officials do n't know whether flu cases have peaked last year 's . The number of flu-related deaths for children climbed by two to a total of two , officials say .
Hawaii , California and California are the only states without widespread activity . Other respiratory illnesses are also circulating , experts say . Officials do n't know whether flu cases have peaked last year 's . The number of flu-related deaths for children climbed by two to a total of two , officials say .