97 titles · every one with the audiobook included · start with Vol. 0, free →
Writing

Three claims, taken apart.

Each post takes a sentence you have actually heard in a gym and follows it down to the research — or to the absence of it. Same standard as the books: every factual claim names its source, every opinion is labelled as one.

The email list hears first. New posts go out before they are linked here.

The posts

Vol. 11 · Sleep

“Five hours is enough for me. I’ve adapted.”

Somebody says it in every gym, usually with total confidence. One laboratory week of five-hour nights, ten healthy young men, and a testosterone measurement say otherwise — with the caveats that number actually carries.

Read: five hours is not enough →
Vol. 9 · Supplements

“This fat burner is clinically proven.”

Not a stupid claim — the kind that sounds obviously true right up until somebody looks it up. Six supplements have meaningful support behind them. The rest sell the feeling of optimising.

Read: what the fat burner isn’t doing →
Vol. 1 · Reading research

“A new study just came out — this changes everything.”

It usually changes nothing. What publication bias does to the literature, what a single finding is actually worth, and how to test a claim yourself without a degree in statistics.

Read: why one study changes nothing →