Hacking your body

Want some easy tricks to deal with the petty annoyances of fleshy living? Men's Health has an article on some simple ways to handle your own body. One such example?

4. Feel no pain!
German researchers have discovered that coughing during an injection can lessen the pain of the needle stick. According to Taras Usichenko, author of a study on the phenomenon, the trick causes a sudden, temporary rise in pressure in the chest and spinal canal, inhibiting the pain-conducting structures of the spinal cord.