A nutritionist at the U.S. Olympic Committee created a table showing the estimated calorie needs of athletes based on their sport, noting the numbers are rough estimates and calorie needs can vary significantly between male and female athletes in the same sport.

1. Dr. Nanna Meyer, a nutritionist at the U.S. Olympic
Committee drew up this table to show the number of
calories you need athletes depending on the sport they
practice. She warns that many of these numbers are
rough estimates, and even within sports, male and female
athletes may eat very different amounts.