Health and Human Services Secretary Robert F. Kennedy Jr. will require new vaccines to undergo placebo testing, marking what a department spokesperson called "a radical departure from past practices." ...

US Health and Human Services Secretary Robert F. Kennedy Jr. has repeatedly claimed in public statements that most vaccines recommended for children in the US have not been tested against placebos, ...

Many continue to worry about experiencing side effects from vaccines -- especially the COVID-19 vaccines -- but new data from a comprehensive meta-analysis suggests there is little to fear. The study ...

New intranasal BPZE1 vaccine is safe and reduces Bordetella pertussis colonisation, offering hope for whooping cough ...

There is underreporting of adverse effects from vaccines; but, in the vast majority of cases, the side effects from the ...

The US Food and Drug Administration intends to put a “black box” warning on Covid-19 vaccines, according to two people ...

Some say they deserve a real dose right away. Others say the trial must go on. With Pfizer and its partner BioNTech on the cusp of an authorized COVID-19 vaccine in the United States, a major ethical ...

It took five weeks to arrive at a number: There have been 258 placebo-controlled clinical trials of vaccines, according to Scott and a team of volunteers who scoured databases of medical literature.