I spy a new @SuperBetter power-up: make a fist with your left hand! @rosical @JohnWredehttp://www.theatlantic.com/health/archive/2012/09/study-athletes-perform-better-under-pressure-when-they-make-a-fist-with-their-left-hand/262605/ …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more