Performance
It joins physiology to real coaching decisions without reducing performance to motivational slogans.
A quantity gets studied because it is easy to measure and compare, not because it explains results. The author argues that maximum oxygen uptake is like this: it does not separate performance among highly trained athletes. So research built around it can miss what actually limits them.
The author argues that searching for the one best type of session is a mistake. A workout is a bundle of settings: pace, volume, recovery time, and context. You adjust these settings together to produce the specific change you want in the body.
According to the author, many coaching systems apply one method to everyone, so the athlete has to fit the mold. He argues the better approach is to start from the individual's strengths and weaknesses and build training to improve them. The aim is to make the person better, not to remake them into the plan's ideal.
As reported by a reviewer of the book, when the body runs low on its limited carbohydrate fuel, it adapts by storing more and burning more fat. The author therefore proposes doing much training without food, then practicing eating only enough to rehearse race day. Running out early in a long race is what causes collapse.
The author describes a two-step way to make the body use more muscle. First, hard efforts such as hill sprints call on fibers that flat running leaves idle. Then continued running stresses those newly called fibers, making them more likely to be used next time.
The author suggests building the body's ability to clear waste products during effort. Short intense bursts pile up by-products, followed by moderate running rather than full rest. This forces the body to keep going and recover at the same time, as when a downhill follows a climb.
The author sorts work by its distance from the target race pace. General speed work is much faster than goal pace, general endurance work is much slower, and specific work sits close to the race's demands. Training moves from general toward specific as the event approaches.
A reviewer, reading the book's account of fiber types, stresses that training does not neatly convert one muscle type into another. Instead, it rebuilds tissue that has been stressed and damaged. A stimulus matters only for the functional change it sets off.
A reviewer draws from the book that aging and poor training steadily erode fast-twitch muscle in every athlete. No program defeats this. Over a career, the advantage goes to whoever slows the decay best.
The author notes that a blood reading such as oxygen-carrying protein is hard to judge without knowing blood plasma volume. A concentration can rise or fall simply because the fluid around it changed. Read it in context, never by itself.