Figure 2.
Percentage of heart rate reserve (%HRreserve) measured after 30s of recovery of 2 vs. 2, 3 vs. 3 and 4 vs. 4 small-sided games. *p<0.05 compared to 4 vs. 4.
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.