Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Heart volumes in different types of competitive athletes
Means and standard deviations of relative heart volumes in male athletes in different sports. The mean absolute heart volumes are given at the left edge of the figure. Red: normal range. Athlete’s heart is defined, in men, as a heart volume ≥13 mL/kg body weight. Gray zone: 12–13 mL/kg body weight
