The old-school lifters would bury most of today’s “athletes.” Reg Park trained on rusty iron, ate milk and liver tablets, and built a body and strength numbers we still can’t touch fifty years later. The programme behind it — the 5×5 — and exactly how we run it at Momentum.

Amsterdam doesn’t have a shortage of personal trainers — it has a shortage of good ones. The four types of coaching in the city, the one question that separates the best from the rest, and how to find a trainer who measures instead of guessing.