Headlines have focused on teenagers and booster doses – but millions still haven’t had a first jab.

But his plans face a tough road as pressure grows for big pharmaceutical companies to share their vaccine technologies with poorer nations.

Regulators said that people over 65 or at high risk of severe Covid-19 were eligible for an extra shot, setting up a staggered national booster campaign.

Scientists at Imperial College London are now researching a link between Covid-19 and new allergies.

Patients are sometimes left waiting to speak to a phone operator for up to an hour.

Of the 1.1 billion doses that the United States has committed to donations, only 300 million are expected to be shipped this year.

Infected blood scandal survivors have accused ministers of misleading the public in 1983.

Moderna accepted $2.5 billion in taxpayer money to develop its Covid-19 vaccine. But officials in the U.S. and overseas are having trouble persuading the company to license its technology.

A series of studies found that the Moderna vaccine seemed to be more protective over the long term than the Pfizer-BioNTech vaccine. Here’s why.

Our bodies compensate for at least a quarter of the calories we expend during exercise, undermining our best efforts to lose weight by working out.

A discussion on who should count as high-risk could result in most Americans being eligible for an extra shot, or only a select few.

In areas inundated with coronavirus patients, hospitals have postponed treatments and surgeries for people with other serious conditions.

While military is asked for help, a frontline worker tells BBC Wales there is no let-up in demand.

Joe Biden wants more global vaccine equality but the US and other nations have not backed promises with action.

Dr. Nkengasong will be the first person of African origin to oversee the U.S. government program combating H.I.V., which has ravaged the continent.

The committee said there was insufficient evidence to recommend third shots for all adult recipients of the vaccine, as Pfizer had requested.

Masks work best when everyone in the room has one on, but you’ll still benefit from masking up even when those around you aren’t.

Since the company received emergency authorization in February, 14.6 million people in the United States have received its one-shot vaccine.

Anatomists have bid farewell to “pudendum,” but other questionable terms remains.

The pandemic has exposed flaws in services for people who can’t easily access a drive-through window for Covid shots or testing or can’t read prescription labels.

Why do so many female body parts honor male scientists?