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RideVO2max

20 × 1/1

20 × (1 min hard / 1 min easy)

Time
1h05
Hard
20:00
in zones 4–5
Difficulty
Very hardDifficulty 4 of 5 — Very hard

What we typed

Warm up 15 min building from 50% to 75% FTP. 20 × (1 min at 115–120% FTP, 1 min easy at 50% FTP). Cool down 10 min at 50% FTP.

Fit File Forge built the steps below from these words — the same steps your watch gets.

Describe your own

The session

4 steps

Warm up

Build from 50% to 75% FTP.

15 min50–75% FTPZ2
20×1 min

Rep

1 min115–120% FTPZ5

Easy

1 min49–52% FTPZ1

Cool down

10 min49–52% FTPZ1

Targets

Set as a share of your FTP. Your watch applies it to the FTP in its own settings, so it keeps up as that changes.

50–75% FTP
115–120% FTP
49–52% FTP

Scaled version

12 × 1/1.

Build the scaled version in Forge

About this session

What it trains

Forty minutes of alternating work that piles up time at high oxygen uptake.

Who it's for

Riders who prefer short efforts to long, grinding VO2 reps.

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Garmin and Garmin Connect are trademarks of Garmin Ltd. or its subsidiaries. Zwift is a trademark of Zwift, Inc.; Fit File Forge isn't affiliated with Zwift. Athletes and coaches named here don't endorse Fit File Forge.