Spit, anyone?

Mark Nicas has given some of his best years to spittle. He builds models - the mathematical kind - of how someone else's slobber ends up on you. The size of the particles, whether they come out in a dry cough or a wet sneeze, ...

Clues to mysterious new sickness affecting dogs

A new type of bacterial infection could be the culprit behind a mysterious canine respiratory illness that has been infecting dogs from coast to coast, New Hampshire researchers say.

Protecting dogs against outbreaks of respiratory disease

Dog owners are likely familiar with the respiratory disease commonly known as kennel cough; while most cases have been historically mild, a more severe form of the infection is on the rise.

Paraguay confirms bird flu cases

Cases of bird flu have been detected in backyard chickens in Paraguay, authorities said Saturday.

New insights into bacterial toxins

A toxin produced by a bacterium that causes urinary tract infections is related to, yet different in key ways from, the toxin that causes whooping cough, according to new research. The findings, which will be published in ...

Video: Does cough syrup really work?

What do you do when you have a bad cough? If you reach for the yummy, cherry-flavored cough medicine, you're not alone. Every year, people spend billions of dollars on these over-the-counter remedies. But do any of them work?

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