Casado et al. 2022, Training periodisation, methods, intensity distribution and volume in highly trained and elite distance runners

Systematic review (ten studies) of training periodisation, intensity distribution, volume and methods in highly trained and elite distance runners. Finds that pyramidal training intensity distribution (TID) is typical during base and preparatory phases, shifting toward a more polarised TID in the competitive period. Runners follow a hard-day/easy-day pattern within a traditional periodisation structure. Moderate.