Cold germs from someone’s nose or cough can live on surfaces for hours to days, depending on many factors. Learn which surfaces to avoid or clean.

THE EARLY STAGES of measles can resemble a cold or flu. Seven to 14 days after exposure, people may have a high fever (over ...

Some people never fall sick while others fall ill constantly. The surprising reasons behind superhuman immunity and how you ...

Five years ago, on March 11, 2020, the World Health Organization (WHO) declared COVID-19 a pandemic, triggering lockdowns, ...