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Eight times as many flu cases were reported among UK horses in the first six weeks of 2019 as in the whole of 2018, and there was particular concern about its appearance in vaccinated horses and thoroughbreds. [33] The outbreak continued at an elevated rate for the first half of the year and a peak in cases was seen at the end of June.
The first horses to return to the main continent were 16 specifically identified [clarification needed] horses brought by Hernán Cortés. Subsequent explorers, such as Coronado and De Soto , brought ever-larger numbers, some from Spain and others from breeding establishments set up by the Spanish in the Caribbean.
Viruses that are shed for long periods of time after a horse gets better are much harder to control. Horses tend to be most infectious (i.e. shedding the most virus) in the first 24–48 hours after they develop a fever, but they can shed the virus for up to 7–10 days after their signs of illness disappear. [14]
Archaeologists have previously found evidence of people consuming horse milk in dental remains dating to around 5,500 years ago, and the earliest evidence of horse ridership dates to around 5,000 ...
The 1918 Spanish flu was the first of three flu ... 75,000 flu-related deaths were reported in the first six ... between 11 and 20 years of age, while the October ...
The difference between the influenza mortality age-distributions of the 1918 epidemic and normal epidemics. Deaths per 100,000 persons in each age group, United States, for the interpandemic years 1911–1917 (dashed line) and the pandemic year 1918 (solid line). [61] The Spanish flu pandemic lasted from 1918 to 1920. [62]
Just over 50% of kids got the flu shot this season, slightly lower than 53.3% last year. Preliminary CDC data shows the vaccine is up to 61% effective in keeping kids with flu out of the hospital.
In developed countries children were mainly infected between the ages of three and five years old, but in developing countries half the children were infected before the age of two. [144] In the US and the UK, there were regular annual or biannual epidemics of the disease, which depended on the number of children born each year. [ 145 ]