Oxygen sticks, hand-held "sticks" containing 90 percent pure oxygen, are said to be just the thing for a quick energy buzz or an immediate end to a hangover. Sold online and at health spas, the sticks have found a welcome market in, you guessed it, Los Angeles. In this piece, two LA Times reporters put the sticks–sold under the name Oxygen+Stick– to the test. Here’s what they find: The sticks didn’t create instant energy and there were no reports of unusual mental sharpness. Read more in the L.A. Times.