https://thesub7experiment.com/2026/08/30/from-30-seconds-to-60-minutes/The Sub-7 Experimenten2026-08-30T14:39:05+00:00From 30 Seconds to 60 MinutesIndoor Rowing, Endurance Training, Sub-7 Experiment, cycling, Progress, Concept2 RowErg, 2K training, 60 minute row, Dingle Peninsula