Foundations
Sports physiology in the middle decades
Adaptation is shaped by training stress and by everything surrounding it. A thoughtful view includes recovery, nutrition, previous injuries, work patterns, and the gradual shifts that arrive with age.
Perma explains these ideas in accessible language while keeping individual decisions with qualified practitioners.
Three useful lenses
Load
Frequency, duration, intensity, and novelty interact. Increasing one variable may require patience elsewhere.
Response
Performance, mood, soreness, sleep quality, and appetite can all reveal how a body is responding.
Adaptation
Progress often appears as greater repeatability and confidence, not only as a larger number.