ERG is quieter and better for your drivetrain. You can watch TV and spin. It's hard to keep focused in some intervals, like a long session of VO2 sprints. After the 40th sprint you'll be glad you're not shifting.
After 40 sprints I'd be glad of an asteroid strike
@BareNecessities started
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ERG is quieter and better for your drivetrain. You can watch TV and spin. It's hard to keep focused in some intervals, like a long session of VO2 sprints. After the 40th sprint you'll be glad you're not shifting.