COVID-19 vaccine

Researchers have been investigating how long antibodies to the coronavirus last in people who have recovered from infections.

Science
Health & Safety

How Long Will Immunity To The Coronavirus Last?

4:06pm July 23, 2020

by Richard Harris

Recent studies have raised fears that immunity to the coronavirus might be fleeting, thus making potential vaccines ineffective. The reality of the science is more complex — and more reassuring.

An experimental vaccine candidate being developed by AstraZeneca and Oxford University to protect against COVID-19 triggered an immune response against the coronavirus and appeared to be safe.

Science
Health & Safety

Early Oxford-AstraZeneca Coronavirus Vaccine Data 'Encouraging,' Scientists Say

6:02pm July 20, 2020

Testing in more than 1,000 people found the vaccine spurred an immune response and had no severe side effects. Larger trials are underway.