Covid-19 vaccine candidates are being tested on people of all ages. Photo: AP Covid-19 vaccine candidates are being tested on people of all ages. Photo: AP
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

Topic |   Coronavirus pandemic: All stories
Covid-19 vaccine candidates are being tested on people of all ages. Photo: AP Covid-19 vaccine candidates are being tested on people of all ages. Photo: AP
Covid-19 vaccine candidates are being tested on people of all ages. Photo: AP
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