An underappreciated body fluid is emerging as a powerful tool for research, medical diagnosis and health. Spit, as it turns out, contains all sorts of juicy information. According to researchers at ...

Perhaps if I worked at it, I could think of a more distasteful word with which to start a column, but I sort of doubt it. But let’s forge on. As a kid, I remember seeing globs of white, slimy foam on ...

Spit is here and of the moment — a post-pandemic, germ-swapping indulgence. Spit is the internal becoming external. In our bodies, we use it to digest and swallow; it makes that which goes in go down ...

Genecy Calado de Melo received funding from Science without Borders - Brazil (2015). Cathy E. Richards does not work for, consult, own shares in or receive funding from any company or organization ...