Add Yahoo as a preferred source to see more of our stories on Google. Getty Images; Alyssa Powell/BI Needle-free devices like TAP and Tasso offer painless blood collection, a benefit for the squeamish ...

Tasso and InnoVero developed a less-invasive anti-doping blood test being used broadly at the Olympics for the first time.

Hi, it’s Tim in Munich, where I’m already freaking out about my next blood test. OK, calm down, Tim. Everything will be fine. All right, before I get into that... If you’re like me, you dread blood ...