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20-second sprint intervals

technique

1 creator use or recommend it

▲ 1 active in the last 90 days

1 use
Last discussed Nov 3, 2026

A short high-intensity cardio protocol: 20 seconds all-out, 10 seconds rest, repeated eight times.

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How 20-second sprint intervals compares

1 creator weighed in
Airdyne Bike Direct rival
fan-resistance stationary bike

Andrew uses 20-second sprint intervals as the protocol; the Airdyne bike is one machine you can run it on.

1 creator
Andrew Huberman

"Warm up for a minute, pedal easy in my case, then go 20 seconds all-out effort, 10 seconds rest, repeat that eight times. You're done. That's one cardio workout. You're getting max heart rate, close to max heart rate. This is VO2 max typ..."

Can be done on a rower, Airdyne bike, or by running

What creators say

Used for: VO2 max cardio training Praised: Very fast; reaches near-max heart rate vs: Can be done on a rower, Airdyne bike, or by running

"Warm up for a minute, pedal easy in my case, then go 20 seconds all-out effort, 10 seconds rest, repeat that eight times. You're done. That's one cardio workout. You're getting max heart rate, close to max heart rate. This is VO2 max type stuff an..."

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