Anaerobic threshold

Oxford University Press eBooks 2026 Book chapter

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Authors: William J.M. Kinnear, Lukas Kalinke, James H. Hull
DOI: 10.1093/med/9780198942689.003.0012
Cited by: 0

Abstract

Abstract Key Points: • A long-standing concept in CPET is the presence of a ‘threshold’ during progressive incremental exercise, termed the anaerobic threshold (AT). • Although controversial, the AT is thought to represent a point during CPET where anaerobic processes increasingly supplement aerobic metabolism, with production of lactic acid. • Lactic acid is buffered by HCO3− to produce more CO2. • In healthy subjects, the AT should occur when the VO2 is >40% of the individual’s predicted VO2max. • A low AT (present when VO2max is

Fields of Study & Subjects

Cardiovascular and exercise physiology Sports Performance and Training Physical Activity and Health

Publication details

Journal / source
Oxford University Press eBooks
Pages
97–104
Publication date
1 February 2026
Language
EN
Document type
Book chapter