On Oct. 14, Gatorade invited Bloomberg Businessweek to join its physiological research scientists and National Basketball Assn. All-Star Dwyane Wade at the Gatorade Sports Science Institute in Bradenton, Fla. These slides take you through a series of tests Wade underwent that day. Gatorade is working with the 29-year-old point guard to improve his nutrition and performance.

Photographs by Floto + Warner