Breathing is a basic, but complex human function. Breathe in. The muscles attached to your rib cage contract, expanding the chest cavity as your diaphragm contracts. This in turn expands a membrane ...

Who hasn’t been annoyed by the advice—usually offered when a shot of tequila or a Xanax would be more welcome—to just take a deep breath? But it turns out there might be something to that ...

There's nothing we humans take more for granted than breathing. It seems to happen so naturally, that taking in and expelling of air, that few of us think twice about it. But there are probably few ...

Early one week in January, I commented to my wife that little Ari — then only eight weeks old — was faring well during the cold and flu season. On the very next Saturday, he got a stuffed-up nose. The ...