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The 1918 Spanish flu was the first of three flu ... 75,000 flu-related deaths were reported in the first six ... deaths were in young adults 20 to 40 years old. ...
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.
The disease was rare at the beginning of the century, and worldwide there were only a few thousand cases per year, but by the 1950s there were 60,000 cases each year in the US alone [160] and an average of 2,300 in England and Wales. [161]
Around 4,200 years ago, one particular lineage of horse quickly became dominant across Eurasia, suggesting that’s when humans started to spread domesticated horses around the world, according to ...
Think in New York or Washington 200 years ago, with carriages pulled by horses in the streets," Librado said. The genomic evidence showed that horses were first domesticated in Central Asia ...
Since the late 1800s, pandemic outbreaks of novel influenza strains have occurred every 10 to 50 years. Five flu pandemics have occurred since 1900: the Spanish flu from 1918 to 1920, which was the most severe; the Asian flu in 1957; the Hong Kong flu in 1968; the Russian flu in 1977; and the swine flu pandemic in 2009.
Western Hemisphere populations were ravaged mostly by smallpox, but also typhus, measles, influenza, bubonic plague, cholera, malaria, tuberculosis, mumps, yellow fever, and pertussis. The lack of written records in many places and the destruction of many native societies by disease, war, and colonization make estimates uncertain.