I went to a different doctor—knowing full well that it wasn’t just an ingrown hair—and that doctor wanted to take the growth ...

can detect cell-level characteristics of cancer by looking at data from extremely small pieces of tissue—some as small as 400 square micrometers, equivalent to the width of five human hairs.

Chae Ruffold, 15, has so far had two failed operations to repair the wound caused by a Pilonidal cyst. The wound, caused by an ingrown hair, is unable to heal due to a genetic condition affecting ...