The flu infection is slowly increasing across the United States with 35 states being affected so far, the weekly flu report released by Centers for Disease Control and Prevention (CDC) said.
Since October, as many 2,622 cases of hospitalization related to flu virus have been reported so far. The report shows, the number increased by up to 50 percent from last week’s estimate of 1,039 hospitalizations.
People belonging to the age group 18 to 64 were mostly affected by the flu, CDC said. They contributed to 61.5 percent of the total cases reported.
The most dominant among all the circulating strain this season is H1N1 virus.
CDC has alerted the people, asking them to have the flu shots and be under medical supervision in case traces of flu are found. The CDC has recommended flu vaccines for everyone who are 6 months and older.
Seniors, children between the ages of six months (the earliest point at which flu vaccine is given) and five years, pregnant women and people with certain health conditions are at high risk.
Flu symptoms include fever, coughing, a sore throat, runny or stuffy nose, body aches, headaches and fatigue.