Articles on Waning immunity
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Australia seems to be focusing on boosters for people aged 75 and over, with its latest recommendations. But that may change.
The last Omicron wave affected younger people. But the new BA.5 variant is seeing case numbers in older age groups higher than ever before – just as hospitals are under the most pressure.
The COVID-19 pandemic has brought immunology terms that are typically relegated to textbooks into our everyday vernacular. These stories helped us make sense of the ever-evolving science.
For a number of reasons, as time goes on vaccines become less effective. So how do researchers calculate how well vaccines are working?



