He's hailed as the "father of infection control" and the "savior of mothers," but the truth about Ignaz Semmelweis is more complicated than that.

Many abolitionists seeking to end slavery in the British West Indies were concerned less with human rights, more with the preponderance of what they saw as "interracial sex."

The skeleton of Charles Byrne, the “Irish Giant," has been displayed in London's Hunterian Museum for 200 years. Byrne wanted a different resting place.

Lyme disease is seeing an upswing. But the-now widespread condition was not formally described until 1977, based on a case in Old Lyme, Connecticut.

A recent salmonella outbreak, connected with pre-cut melon, has put the bacteria back in the news. Is there any bright side to salmonella?

Recently, EPA administrator Scott Pruitt directed staff to arrange for the purchase of a used mattress from a hotel. What's in a used mattress, anyway?

Trying to bring down that fever? Studies show that most fevers are actually integral to effective immune responses.

Modern baby food didn’t exist until 1928, when Daniel Gerber launched his first line of mass-produced canned strained peas for babies.

Research suggests that memories may alter the brain's architecture, forming new synapses and strengthening existing ones.

A patient was convinced that her runny nose indicated a deeper problem. She was right. Her case brought cerebrospinal fluid into the national spotlight.