Is the influenza A virus a national notifiable condition?

Human infection with a novel influenza A virus is a nationally notifiable condition reportable to CDC. The text below summarizes the novel influenza A viruses that are currently most concerning to public health officials.

How many people died from the flu in 2009?

2009 H1N1 flu pandemic: Between 8,870 and 18,300 deaths in the United States and up to 575,000 deaths were seen worldwide during the first year. The chart below illustrates these numbers, but it also helps to highlight the sheer scale of the 1918 Spanish flu’s effects.

Do you still get sick after a flu shot?

Flu shots work in slightly different ways for these two groups, but they are still very important. Ultimately, research has shown that a majority of people who are vaccinated against the flu have significantly less severe symptoms and fewer complications when they get sick than those who are unvaccinated.

What’s the generation time for the influenza virus?

The generation time for influenza (the time from one infection to the next) is very short (only 2 days). This explains why influenza epidemics start and finish in a short time scale of only a few months.

How many healthcare personnel work with flu like illness?

Healthcare Personnel Working with Flu-like Illness. A NIOSH study recently published in the American Journal of Infection Control found that more than 40 percent of health care personnel with influenza-like-illness (ie, fever and cough or sore throat) continued to work while sick during the 2014-2015 influenza season.

When to work with a flu like illness?

Healthcare Personnel Working with Flu-like Illness. CDC recommends that personnel be excluded from work until at least 24 hours after they no longer have a fever without the use of anti-pyretics. Workers with respiratory symptoms without fever, or who have ongoing respiratory symptoms, may require evaluation by occupational health.

Which is the worst flu season in history?

The current 2019-2020 flu season is on track to be one of the worst in a decade. According to the CDC, between 19-26 million people have caught the flu since October and between 10,000-25,000 people have died. But as bad as the seasonal flu is this year, it pales in comparison to some of the biggest flu pandemics in history.

Who is in charge of influenza surveillance in the US?

Overview of Influenza Surveillance in the United States. CDC’s World Health Organization (WHO) Collaborating Center for Surveillance, Epidemiology and Control of Influenza.