Its episode gives immunity for the particular subtype of the virus, but the large antigenic variability of influenza viruses types A and B carries the threat of breaking that barrier and frequent infections. Most serious consequences of seasonal influenza and especially of pandemic influenza are ...
Children have returned to school this month and it is important to pay attention to a possible influenza peak. 03 Types of viruses There are four types of influenza viruses: A, B, C and D. The two types of influenza viruses that cause most human ...
How bad will this year's flu season be? Here's what you need to know about this year's flu shot, flu symptoms, and flu treatment.
3Work started this week on next season's flu vaccine(疫苗), with experts working out forecasts about which types of the flu virus will be making the rounds. But don't expect any improvements. Flu experts are already admitting that most vaccines will give at best basic protection, because th...
Type set of flu virus(病毒类型):Type A flu: This virus includes HINI an d sub-type H3N2.Type B flu: This virus can cause Two main sources(源) of seasonal flu eidemics: lu patients an d infected(Spreading:seasonal epidemics(流行病).Type C flu: This virus causes epidemics that The air...
When Is Flu Season? Seasonal flu follows a pattern, starting in the fall and ending in the spring. The first sign is often a sudden rise in the number of school-age kids getting sick. This is usually followed soon after by illness in other groups, such as parents and caregivers. ...
For maximum effectiveness, doctors advise getting vaccinated at the start of flu season. This generally means October or November. There are a number of different types of vaccinations available to prevent influenza. They vary by how they are given (for example, by injection or inhaled through ...
The flu is out in force. And so far this season, it's been hitting children the hardest. Influenza is a wily virus—it's almost impossible to predict where and how it will strike as it circumnavigates the globe. There are, however, some patterns that routinely occur, allowing investigato...
There are four different types of Influenza viruses with Type A and B causing seasonal flu outbreaks, with Influenza A tending to be most prevalent. Each “flu season” has different Influenza A virus subtypes, including H1N1 and H3N2, that become the predominant causative agent of flu cases2....
FluseasonstartseveryOctober.Willyougetafluvaccine(疫苗)thisyear?TheChineseCenterforDiseasecontrolandPrevention(ChinaCDC)advisesyoutogetit.TheChinaCDCsaysthemaincrowdshouldbethefirsttogetfluvaccines.Theseincludemedicalstaff,teachers,students,kidsaswellasthoseaged60andabove.China'sfluvaccinationrate(疫苗接种率)ison...