Covid-19 vaccine candidates are being tested on people of all ages. Photo: AP
Vaccine developers seek to help group hit hardest by Covid-19: the elderly
- Pharmaceutical companies working on vaccine candidates have included older adults in large phase three trials
- The immune system ages just like the rest of the body and this can affect vaccine safety or efficiency in older adults, immunologist says
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Coronavirus pandemic: All stories
Covid-19 vaccine candidates are being tested on people of all ages. Photo: AP