During the past week, flu activity in the United States has increased, federal health officials say, with nine of 10 regions in the country reporting increases . In all, 29 states are reporting flu activity, with high levels of flu in 12 states, the U.S. Centers for Disease Control and Prevention (CDC) said on Friday. Moderate activity is being seen in New York City and five states, and 33 states are seeing low or minimal activity, the agency said. “Today’s report confirms that the U.S. flu season is off to an early start,” CDC Director Dr. Thomas Frieden sa ...   read more