Authors' Reply to Nevill and Wyon: "Size Exponents for Scaling Maximal Oxygen Uptake in Over 6500 Humans: A Systematic Review and Meta-analysis".

Competing Interests: Declarations Authors’ contributions L.L., A.M.B. and G.A. conceived the manuscript idea. L.L. and G.A. wrote the first draft of the manuscript. L.L., A.M.B., K.W. and G.A. critically revised the manuscript. L.L., A.M.B., K.W. and G.A. approved the final version of the manuscript. Funding No sources of funding were used to assist in the preparation of this article. Conflict of interest Lorenzo Lolli, Alan Batterham, Kathryn Weston and Greg Atkinson declare that they have no conflicts of interest relevant to the content of this article. Greg Atkinson is an Editorial Board member of Sports Medicine; he was not involved in any editorial decisions regarding the letter from Nevill and Wyon [1] nor any editorial decisions regarding this reply.