A prostethtic makes all the difference when going for gold. Biomechanics can help pick up slight imbalances in a runner's form, so they can yield a better run time.
As a rookie, the salesman begins cold calling potential clients. He sells them on the possibility of getting rich, and shares his knowledge about the stock industry.
Engineers and scientists in the US are creating more aerodynamic suits for athletes for Team USA in the Winter Olympics to optimize their speed and reduce drag so they can perform their best.