Footnotes

• Twitter @HansonCoral, @narrowboat_paul

• Contributors CLH and PK: developed the initial concept of a physical activity referral taxonomy and drafted initial ideas. EJO and CJD-R: contributed to the refinement of the initial concept. All authors were involved in the preparation of the final document; contributed to this editorial and approved the final version.

• Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

• Competing interests None declared.

• Patient consent for publication Not required.

• Provenance and peer review Not commissioned; externally peer reviewed.