The trick is after a workout you're supposed to have gummy bears or some candy to get your veins to stick out. Of course, it's all about protein, too, but right before you're filming a shirtless scene, you have a little bit of sugar to pop the veins.
I actually just rock-climbed when I was away on vacation and now I'm searching out rock climbing gyms. That's my new obsession for 2013.
I am a full-time Research Fellow at the Machine Intelligence Research Institute, a small 501(c)(3) public charity supported primarily by individual donations.
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