#COVID-19 vaccine

Health experts explain five reasons Americans should hold on to their masks.

Long-lived memory immune cells continue to provide protection even after antibody levels drop.

With the vaccine rollout going slowly, experts debate delayed second dose and other strategies.

Every site involved in wider community rollout must be able to recognize problems and have the training and equipment to respond swiftly.

The technology used in COVID-19 vaccines may also be used to prevent other viral infections and to treat cancer and multiple sclerosis.

David Kessler will helm Operation Warp Speed as AIDS activists urge the United States to supply the world with COVID-19 vaccines.

Eventual vaccination of children will be crucial to subduing the COVID virus, but pediatricians are split on how fast to move toward that.

There are already signs that distribution of the COVID vaccines will be messy, confusing and chaotic.

Those with a history of allergy to food or medication should be able to safely receive a COVID-19 vaccine.

Larger studies suggest people living with HIV might have a modestly higher risk of severe COVID-19, but much remains to be learned.

Vaccines that stimulate immune responses against cancer using the mRNA technology may be fast-acting and cheap to make.

American hubris prevented the country from reacting as quickly and effectively as Asian nations.

COVID-19 vaccines may be somewhat less effective for people on active treatment, but they should still get vaccinated. And it’s very safe.

Anthony Fauci, President-elect Joe Biden and senior legislators were vaccinated publicly to demonstrate their confidence in vaccine safety.

The feat facing public health officials has absolutely no comparison in recent history.