Flu vaccine just 36% effective this season, CDC reports

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It protected an estimated 67 percent of people who got it from flu bad enough to go to the doctor. Typically, about half of all Americans get the shot before the season ends.

"The fact that the vaccine doesn't work as well as we would like is clearly a contributing factor", said Dr. William Schaffner, a Vanderbilt University vaccine expert.

According to the Centers for Disease Control and Prevention, an annual influenza vaccination is recommended for everyone that is six months of age and older. Now this year, the number is more than 10 percent. "Years ago they weren't allowed to administer flu shots". The best thing to do is to take precautions, like washing hands, getting vaccinated, and checking up on friends and family who are at risk.

From Jan. 29 to February 10, nearly 4,000 flu vaccines have been administered at no cost to Louisianans as part of LDH's efforts to make vaccines available to as many people as possible.

Healthy adults under 65 probably don't need them, however, because they're not at a high risk for pneumococcal disease. "This is a bad incident, and it affects not only the family, and our hearts and prayers go out to the family, but it affects so many different families who are all now anxious and scared about what could happen to their children".

"Although not 100 percent effective, the flu shot may provide partial immunity and lessen the chance of developing severe illness", said Ferrell. And it was 42 percent effective against Type B flu viruses. Children may also have nausea, vomiting and diarrhea. In every other age group, the numbers were low, falling in a range that made them essentially ineffective in preventing flu, statistically speaking.

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This study does not include data on how well the vaccine prevented deaths of serious flu requiring hospitalization, the CDC pointed out.

Last flu season, there were two confirmed pediatric flu-related deaths in MA.

Get the flu vaccine as soon as possible.

Adding to the threat is that this year's vaccine "doesn't appear to be working as well as we would like", Frieden said.

11Alive's Christie Etheridge visited A.G. Rhodes nursing home, the oldest one in Atlanta, to find out what they're doing to keep the most vulnerable potential flu patients safe. Although H3N2 has predominated, influenza A (H1N1) and influenza B viruses have also been in circulation across the country. The flu vaccine does not contain active viruses and can not infect you. Manufacturers grow flu viruses in chicken eggs. There are now cell-based vaccines, high-dose vaccines.... With the recent rise of a different strain, even if you have already gotten it once, there's still the chance you could get the flu again.