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In article <vqi9v6$adaq$1@dont-email.me>, wthyde1953@gmail.com (WilliamEffectiveness varies from year to year, as they have to guess months in advance which strains will dominate in the next flu season. But the vaccine is never entirely ineffective. Such weak infections as I have had in recent years came when the guess was a poor one.
Hyde) wrote:
In middle age I had the flu for seven consecutive years, and seriousI remember some bad bouts of flu over the years, but none since 1995.
cases too. Being the ultra-fast thinker that I am, I had an idea:
"What if I get a flu shot?". In the more than a quarter century
since then I've had no serious cases of the flu, and only a very
few mild ones.
Free flu jabs on the NHS weren't available till about ten years ago.
Also, I'm told that the virus mutates so much, it's a matter of luck
whether that year's vaccine will work on that year's virus.
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