Tag Archives: moderna

Moderna today announced it is developing a booster shot to proactively address the evolving Covid-19 virus, particularly to guard against a new South African strain.

With two promising vaccines primed for release, likely within weeks, experts in ethics and immunization behavior say they expect attitudes to shift quickly from widespread hesitancy to urgent, even heated demand.

A handful of studies on COVID-19 survivors suggest that antibodies begin to disappear within months. Dr. Anthony Fauci, said he’s “cautiously optimistic” that researchers will overcome such obstacles.