Next up in hunt for COVID-19 vaccine: Testing shots in kids

The global hunt for a COVID-19 vaccine for kids is only just beginning — a lagging start that has some U.S. pediatricians worried they may not know if any shots work for young children in time for the...

Extra safety scrutiny planned as virus vaccine worries grow

Facing public skepticism about rushed COVID-19 vaccines, U.S. health officials are planning extra scrutiny of the first people vaccinated when shots become available — an added safety layer experts ca...

Contributors to the AP/FRONTLINE probe of supply lines

Associated Press staff from around the world who contributed to the AP/"FRONTLINE" investigation into the failure of medical supply chains and its effect on America's response to the COVID-19 pandemic...

Trump's doctor's comments on symptoms, care spark confusion

For the second day in a row, the Navy commander in charge of President Donald Trump’s care left the world wondering: Just how sick is the president? Dr. Sean Conley is trained in eme...

High demand for flu shots? Experts hope to avoid 'twindemic'

October is prime time for flu vaccinations, and the U.S. and Europe are gearing up for what experts hope is high demand as countries seek to avoid a “twindemic” with COVID-19. “Take...

Halt of coronavirus trial is "safety valve" at work: Fauci

The top U.S. infectious disease expert said AstraZeneca’s suspension of final testing of its COVID-19 vaccine candidate shows “one of the safety valves” built into the studies to spot any potential pr...

AstraZeneca COVID-19 vaccine study paused after one illness

Late-stage studies of AstraZeneca's COVID-19 vaccine candidate are on temporary hold while the company investigates if a report of a patient with a serious side effect is linked to the shot. ...

Trail of bubbles leads scientists to new coronavirus clue

A doctor checking comatose COVID-19 patients for signs of a stroke instead stumbled onto a new clue about how the virus may harm the lungs -- thanks to a test that used tiny air bubbles and a robot. ...

Study hints, can't prove, survivor plasma fights COVID-19

Mayo Clinic researchers reported a strong hint that blood plasma from COVID-19 survivors helps other patients recover, but it’s not proof and some experts worry if, amid clamor for the treatment, they...

Debate begins for who's first in line for COVID-19 vaccine

Who gets to be first in line for a COVID-19 vaccine? U.S. health authorities hope by late next month to have some draft guidance on how to ration initial doses, but it’s a vexing decision. ...

Virus vaccine put to final test in thousands of volunteers

The world’s biggest COVID-19 vaccine study got underway Monday with the first of 30,000 planned volunteers helping to test shots created by the U.S. government -- one of several candidates in the fina...

First COVID-19 vaccine tested in US poised for final testing

The first COVID-19 vaccine tested in the U.S. revved up people’s immune systems just the way scientists had hoped, researchers reported Tuesday -- as the shots are poised to begin key final testing. ...

Health panel may open lung cancer screening to more smokers

A U.S. health panel wants to widen the number of Americans offered yearly scans for lung cancer by opening the screening to less-heavy smokers. Lung cancer is the nation's top cancer...

Summer may decide fate of leading shots in vaccine race

People on six continents already are getting jabs in the arm as the race for a COVID-19 vaccine enters a defining summer, with even bigger studies poised to prove if any shot really works -- and mayb...

Researchers ask if survivor plasma could prevent coronavirus

Survivors of COVID-19 are donating their blood plasma in droves in hopes it helps other patients recover from the coronavirus. And while the jury’s still out, now scientists are testing if the donatio...