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WHOOP 4.0 long term review

The Science of Data-Driven Workouts

May 31, 2023 -

This Monday I completed 235KM on my fixed gear bike during the Fietselfstedentocht 2023. It was a nice ride with fair weather and favourable wind conditions. Yet, I took the challenge seriously and prepared myself with some proper training. In this post I'll have a look at the trend data from my WHOOP in preparation for the Elfstedentocht.

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Training has its effects: my average HRV is trending upwards again!
Training has its effects: my average HRV is trending upwards again!
Garmin's highly detailed data from the Edge 1030 Plus includes: heart rate, power, location, respiratory rate, pedal balance, cadence, temperature and distance
Garmin's highly detailed data from the Edge 1030 Plus includes: heart rate, power, location, respiratory rate, pedal balance, cadence, temperature and distance
Even my average heart rate during the day, including all my tasks as modern dad, is going down as my heart (and cardiovascular system) is regaining efficiency
Even my average heart rate during the day, including all my tasks as modern dad, is going down as my heart (and cardiovascular system) is regaining efficiency
My (early morning) resting heart rate is going down, too! It inversely correlates with my HRV going up. Some nights dip into the low 50's, high 40's - I am getting back into shape!
My (early morning) resting heart rate is going down, too! It inversely correlates with my HRV going up. Some nights dip into the low 50's, high 40's - I am getting back into shape!
Training opportunistically: working out on a foldable bike during some days from home - you're certainly attracting some attention in full lycra on a Brompton!
Training opportunistically: working out on a foldable bike during some days from home - you're certainly attracting some attention in full lycra on a Brompton!
The morning after WHOOP calculates the readiness of my body to take on (new) training strain - you can clearly see my body didn't recover overnight: just a 7% recovery score!
The morning after WHOOP calculates the readiness of my body to take on (new) training strain - you can clearly see my body didn't recover overnight: just a 7% recovery score!

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