The Boston Red Sox pitcher was clipped in the nose by a line drive in the fourth inning ... the baseball hit him on the left side of his nose. The play looks scarier close-up in slow motion.

It was a change he adopted on the suggestion of his new putting coach, Ralph Bauer: "I never used a line on the ball until ... the ball is slightly on its side. Run the same putter-under-eyes ...

The most common characteristic of German fighters during WWII wasn't a pinup on the side; it was a spiral painted on the nose cone ... Imagine working on a flight line in a war zone — planes ...

"They can be the first line of defence for your immune system," she says. It's not just the merits of nose breathing to consider, however. Breathing through your mouth has consequences.