Add Yahoo as a preferred source to see more of our stories on Google. Americans are weathering the worst flu season in years, as a number of other respiratory illnesses circulate too, such as COVID-19 ...

When you're sick you'll often produce more phlegm, and might notice it's thicker or a different color: white, green, yellow or maybe even brown. We all produce mucus, even when healthy. Mucus is a ...

How a rare type of bacteria infected and ultimately blinded Nancy Montz's left eye was a head-scratcher for Dr. Morgan Morelli, a physician who specializes in infectious diseases. The Ohio woman had ...

Eye discharge is common in newborn babies and typically occurs due to a blocked tear duct. This may be treatable at home, but additional symptoms, such as yellow eye discharge, require medical ...

Americans are weathering the worst flu season in years, as a number of other respiratory illnesses circulate too, such as COVID-19, RSV and the common cold. A telltale sign you’re getting sick is ...