Is Your Workout Working?
What happens in your brain when you decide to try a new strategy
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And he points out that these results could particularly help the fitness-minded. "Athletes have to make decisions all the time about when to try new techniques, which may very well be motivated by disappointment in the way things are going," says Barack. Say you’re aiming to run a 21-minute 5K. You’ve been doing speed work on a treadmill twice a week for 30 minutes (30 seconds all-out with one-minute recovery in between). But on race day, you finish in 23 minutes. So, your posterior cingulate cortex lights up and you decide to switch up your training: Ahead of the next race you’ll do longer intervals—one minute all-out with one-minute recovery. And you’ll also add in some plyometrics, which have been shown to improve running times as well.