Italian studies show COVID-19 shots less effective in immunocompromised

Italian studies show COVID-19 shots less effective in immunocompromised COVID-19 vaccines are less effective on people with weakened immune systems, three small Italian studies show, which the studies' researchers say highlight the need to deploy booster shots for this group of vulnerable people. Emilio Parodi Reuters

MILAN, Oct 4 (Reuters) - COVID-19 vaccines are less effective on people with weakened immune systems, three small Italian studies show, which the studies' researchers say highlight the need to deploy booster shots for this group of vulnerable people.

The studies show that, on average, 30% of immunocompromised patients do not develop immunity to the virus after vaccination. ...