Sign Up
6,885,551
Lifetime Meters
173,054
Season Meters

Last 30 Days Activity

Latest Challenges

Mud Season Madness March 1–31
World Erg Challenge March 15–April 15
April Fool's April 1–15

View Challenges

Concept2 Blog

Feb 26 Indoor Rowing World Records Fall in 2026
Feb 24 Concept2 Erg HYROX Tips and Tricks
Feb 22 Concept2, More Than Equipment
Feb 18 Training for HYROX with Concept2’s ErgData App

Mark Houtzager

Log

Date Workout Score Ave Comments Action
11/24/22 10000m 39:07.0 1:57.3

10000 m

 View workout
11/21/22 5x1:00/3:00r 1,621m 1:32.5

1:00/3:00r

 View workout
11/20/22 1500m 5:02.3 1:40.7

1500 m planned 1.41 for the first half and 1.43 for the second. it went slightly better than plan. used Ventolin 45 mins before start

…		 View workout
11/19/22 5x1:00/3:00r 1,649m 1:30.9

1:00/3:00r

 View workout
11/19/22 6:33 1,206m 2:43.2 View workout
11/17/22 10x0:20/3:00r 1,260m 1:19.3

:20/3:00r

 View workout
11/15/22 5:00 1,458m 1:42.8

5:00

 View workout
11/14/22 5x1:00/3:00r 1,661m 1:30.3

1:00/3:00r

 View workout
11/13/22 10x0:20/3:00r 1,256m 1:19.6

:20/3:00r

 View workout
11/12/22 5x1:00/3:00r 1,667m 1:29.9

1:00/3:00r

 View workout
11/03/22 5:00 1,478m 1:41.4 View workout
11/02/22 3x1:00/3:00r 1,031m 1:27.2 View workout
10/31/22 10x0:20/3:00r 1,264m 1:19.1 View workout
10/30/22 1x5:00/5:00r 1,480m 1:41.3 View workout
10/28/22 5x1:00/3:00r 1,665m 1:30.0 View workout
10/27/22 10x0:20/3:00r 1,259m 1:19.4 View workout
10/26/22 1x5:00/5:00r 1,460m 1:42.7 View workout
10/24/22 5x1:00/3:00r 1,652m 1:30.7 View workout
10/23/22 3x5:00/5:00r 4,267m 1:45.4 View workout
10/22/22 5x1:00/3:00r 1,653m 1:30.7 View workout
10/20/22 3x4:00/5:00r 3,426m 1:45.0 View workout
10/12/22 3x4:00/5:00r 3,462m 1:43.9 View workout
10/10/22 5x1:00/3:00r 1,621m 1:32.5 View workout
10/09/22 3x4:00/5:00r 3,485m 1:43.2 View workout
10/07/22 10000m 41:54.4 2:05.7 View workout