Add Yahoo as a preferred source to see more of our stories on Google. A new quick-and-easy nasal swab test for kids can diagnose the specific immune system drivers behind their asthma, potentially ...

A new test called CheekAge, based on a quick swab of cells in the mouth, might someday be used to predict how long a person has to live, developers report. The test tracks what are known as ...

New research from Duke Health shows early detection of Alzheimer’s disease is possible through a quick nasal swab – often before cognitive problems occur. Researchers used a small brush to collect ...

Not sure what's causing your child's asthma? A new quick-and-easy nasal swab test for kids can diagnose the specific immune system drivers behind their asthma, potentially opening the door to better ...