If overuse injury is a 'training load error', should undertraining be viewed the same way?

Affiliations

• ¹ School of Human Movement Studies, University of Queensland, Brisbane, Queensland, Australia School of Exercise Science, Australian Catholic University, Brisbane, Queensland, Australia.
• ² New York Football Giants, New Jersey, USA.
• ³ Cleveland Browns, Ohio, USA.
• ⁴ Manchester United Football Club, Manchester, UK.
• ⁵ Liverpool Football Club, Liverpool, UK.
• ⁶ Department of Life Sciences, University of Roehampton, London, UK Sports Surgery Clinic, Dublin, Ireland.
• ⁷ Aspetar Orthopaedic and Sports Medicine Hospital, Doha, Qatar.
• ⁸ Football Research Group, Linkoping University, Linkoping, Sweden Division of Community Medicine, Department of Medical and Health Sciences, Linkoping University, Linkoping, Sweden UEFA Medical Committee, Nyon, Switzerland.