It starts with a sneeze. Someone on the subway didn't cover their mouth and now a cloud of invisible invaders hangs in the ...

Some of our biggest threats can come in the tiniest forms—viruses and bacteria. Thankfully, we are born with a built-in ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

Scientists have developed a smarter way to activate the immune system against cancer, potentially making treatments safer and ...

Although winter is coming to a close, cold and flu season is still threatening our immune systems. Staying healthy is a marriage of several simple practices, according to Dr. Roger Seheult, a critical ...

Jasmine Laws is a US News Reporter at Newsweek based in London, U.K. Her focus is reporting on health insurance, including Medicare and Medicaid, but she also writes about U.S. politics, crime and ...

CHARLOTTESVILLE, Va. — New groundbreaking research from the University of Virginia's School of Medicine has revealed that the immune systems of COVID-19 survivors, specifically those with breathing ...

A new study out of Sweden appears to show a link between taking testosterone as part of gender-affirming care with changes in the immune systems of transgender men. As Scientific American reported, ...