The test David took was developed by John Tsang at Yale University and his colleagues. The team wanted to work out a way of ...

Every day we are exposed to a wide array of potentially harmful microorganisms – such as colds, the flu and even Covid. But our immune system – a network of intricate pathways within our body – helps ...

Exercise is well known for strengthening muscles, lungs, and the heart, but new research shows it also “trains” the immune ...

As the days shorten and people trade their tank tops and shorts for sweaters and tights, the turn of autumn signals another new beginning: the start of flu and cold season, and the third Covid winter.

Whether you're welcoming home a new baby, flying to a new destination for a vacation or working around sick patients as a doctor or nurse, your immunity is your invisible armor against all the bugs ...