Repetition, repetition, repetition

In general, getting more practice repetitions is a good thing that leads to greater learning of a skill (as in this article on overlearning). However, there is such a thing as too many repetitions. Because at some point, we begin to get fatigued (mentally and/or physically), which can lead to a drop in the effectiveness of our practice sessions.

A recent study sheds some light on this issue.

A group of 32 college students were recruited to learn a finger tapping task (which you’ve done something similar to, if you ever practiced a tricky passage away from your instrument by tapping out the fingerings on your thumb or arm).

Participants in both the 80-repetition group and the 160-repetition group increased the speed of their performance from the first test to the last. But when it came to accuracy, participants in the shorter 80-repetition practice session made significantly fewer errors when tested 24 hours after their training session.

Participants in both the 80-repetition group and the 160-repetition group increased the speed of their performance from the first test to the last. But when it came to accuracy, participants in the shorter 80-repetition practice session made significantly fewer errors when tested 24 hours after their training session.

And the magic number is 37! No, seriously, I hate to disappoint, but I don’t think it’s about counting repetitions or recommending half as many repetitions for students with ADHD as those without. I also don’t think the study suggests that folks with ADHD only need practice half as much (or that they can’t practice more).

(via)

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