COVID-19 vaccines: will we need more boosters or a new shot?

COVID-19 vaccines have saved an unknown number of lives but will it be necessary for us to get boosters every few months? What about a new formula or a new shot entirely? This is the next debate on COVID-19 vaccines.

Hospitals feel the strain of omicron surge

New research backs up the theory the highly-contagious omicron variant causes less severe disease than previous variants. Yet, because of the number of Americans getting infection, many hospitals are nearing capacity.