Sign Up
5,839,675
Lifetime Meters
310,545
Season Meters

Last 30 Days Activity

Latest Challenges

January Revolutions January 1–31
Virtual Team Challenge January 1–31
Tour de SkiErg February 1–28
Military Challenge February 1–28
Valentine Challenge February 9–14

View Challenges

Concept2 Blog

Jan 21 Entries Open for the 2026 World Rowing Virtual Indoor Championships
Jan 19 Fifty Years Strong, Powered by Community
Jan 14 Try an Indoor Rowing Race this Season
Jan 13 Performance Starts Here: Train with Concept2 in 2026

Mark Wertheimer

Log

Date Workout Score Ave Comments Action
04/27/23 2500m 11:16.7 2:15.3

2500m

 View workout
04/27/23 12:40 2,523m 2:30.6 View workout
04/26/23 7500m 32:29.8 2:09.9 View workout
04/26/23 23:55 5,020m 2:22.9 View workout
04/25/23 v4:00/2:00r...5 5,056m 1:58.6 View workout
04/25/23 2500m 11:01.5 2:12.3 View workout
04/25/23 2500m 12:47.7 2:33.5 View workout
04/24/23 10000m 43:19.4 2:09.9 View workout
04/24/23 2500m 11:55.2 2:23.0 View workout
04/23/23 7500m 30:25.6 2:01.7 View workout
04/23/23 2500m 12:07.1 2:25.4 View workout
04/22/23 5:07 1,021m 2:30.6 View workout
04/22/23 v6:00/1:00r...6 5,379m 1:57.1 View workout
04/22/23 2500m 10:49.5 2:09.9 View workout
04/22/23 2500m 12:12.1 2:26.4 View workout
04/21/23 4:51 1,016m 2:23.5 View workout
04/21/23 v1000m/1:00r...4 4,000m 1:56.5 View workout
04/21/23 2500m 11:09.0 2:13.8 View workout
04/21/23 2500m 12:37.7 2:31.5 View workout
04/04/23 v8:00/3:00r...4 5,142m 1:56.6 View workout
04/04/23 2500m 12:04.9 2:24.9 View workout
04/04/23 1366m 8:25.7 3:05.1 View workout
04/02/23 10000m 46:14.3 2:18.7 View workout
04/01/23 5:20 1,023m 2:36.4 View workout
04/01/23 v2:30/0:30r...10 6,374m 1:57.6 View workout