COVID-19 infections and hospitalizations in the U.S. are on the rise as the highly contagious delta variant spreads, driven by the least vaccinated parts of the country. And while no vaccine is ...

LAS VEGAS, NEVADA -- A California couple says they were fully vaccinated, but still contracted COVID-19 while on vacation as experts say breakthrough cases are possible, especially with the delta ...

(NEXSTAR) — The latest COVID-19 variant of concern, omicron, has captured the attention of the globe. As one of the most mutated viruses ever seen by scientists, it’s also proving to cause more ...

CHICAGO — Thousands of fully vaccinated people have contracted the coronavirus, but experts say these breakthrough cases are rare. “The total number of individuals who are vaccine breakthroughs is ...

Across the country, as more breakthrough COVID-19 cases are reported, some people still not vaccinated have raised questions about getting the shot. But doctors said that, yes, getting vaccinated ...

More than 99.99% of people fully vaccinated against Covid-19 have not had a breakthrough case resulting in hospitalization or death, according to the latest data from the US Centers for Disease ...

This story first appeared at ProPublica. ProPublica is a Pulitzer Prize-winning investigative newsroom. Sign up for The Big Story newsletter to receive stories like this one in your inbox. Meggan ...

Recently released data show that females in Idaho reported post-vaccination coronavirus infections at higher rates than females across the country. Nine in 10 of the more than 190 COVID-19 vaccine ...