Key Session Breakdowns

Deep dives into the individual sessions and tests that actually move the needle - lactate and critical power testing, key workouts, and what gives the biggest return.

Key Session: Swim VO2 Max
Key Session Breakdowns · July 30, 2026

Key Session: Swim VO2 Max

This week's key session: VO2 max swim intervals, now up to 75-second reps with barely any rest. The numbers say I pushed harder than planned, and my stroke rate's finally coming right.

Read the full post
Key Session: Bike Critical Power Test
Key Session Breakdowns · July 27, 2026

Key Session: Bike Critical Power Test

Two max efforts, three minutes then twelve, with a long recovery in between. The maths that comes out the other side is my actual power ceiling for Japan.

Read the full post
Which Session Gives Me The Biggest Gains?
Key Session Breakdowns · July 23, 2026

Which Session Gives Me The Biggest Gains?

If I could only keep one session a week, it wouldn't be the hardest one. It'd be the long bike - one session, loads of adaptations.

Read the full post
What NOT To Do For A Bike Lactate Test
Key Session Breakdowns · July 20, 2026

What NOT To Do For A Bike Lactate Test

Did a bike lactate test with Andy last week. It didn't go well. Here's what actually went wrong, and what a proper test protocol looks like.

Read the full post
Key Session: Activation, Pace Progression & Hill Sprints
Key Session Breakdowns · July 16, 2026

Key Session: Activation, Pace Progression & Hill Sprints

One hour, three completely different jobs - waking the right muscles up, holding form as the pace climbed, then twelve hill sprints to finish it off.

Read the full post
Ranking My 5 Favourite Training Days
Key Session Breakdowns · July 9, 2026

Ranking My 5 Favourite Training Days

Everyone asks about the hardest sessions. These are the five I actually look forward to, and the reasons have nothing to do with how hard they are.

Read the full post
Raise The Ceiling, Raise The Floor
Key Session Breakdowns · July 2, 2026

Raise The Ceiling, Raise The Floor

Twenty VO2 max intervals before I even get to the main set. Here's why the hardest efforts of the week come before the easiest ones.

Read the full post
Strength Training in Disguise
Key Session Breakdowns · June 25, 2026

Strength Training in Disguise

This week's key session was hill repeats. Problem: I live in the Netherlands, and there are approximately zero hills.

Read the full post