Missouri’s childhood vaccination rates are dipping below herd immunity levels, and an executive order from the president ...

Add Yahoo as a preferred source to see more of our stories on Google. There is no such thing as "Herd Immunity" for COVID-19. In this context it is a concept as antiquated as the "Earth is Flat". The ...

Many scientists around the world do not think herd immunity is achievable because the coronavirus will continue to mutate, ...

Infections acquired by patients in intensive care units (ICUs) are bad news. These patients, many on life support, are already vulnerable. An infection will increase their chance of dying.

Nearly 880 Pennsylvania kindergartens are reporting measles immunization rates of lower than 95%, the level generally ...

What started out as a breakout in one country has turned into a pandemic that has taken the lives of well over 11,000 people across the globe. In its early stages, COVID-19 was often compared to the ...

Being part of a herd has never appealed to me. I may not be a good leader, but I’m definitely a bad follower. Recent adventures in the world of medicine have changed that, to some extent. I now rely ...

Editor’s note: Dr. Jerome Adams, who served as US surgeon general in the first Trump administration, is a distinguished professor in pharmacy practice and public health at Purdue University. The ...

Before the Covid-19 pandemic struck, few non-epidemiologists had come across the concept of "herd immunity." That changed when some governments made it the basis of their initial pandemic control ...