dope works wrote:
"Of the numerous metabolic, cardiopulmonary, biomechanical and neuromuscular characteristics contributing to RE, many of these are able to adapt through training or other interventions resulting in improved RE."
" Other interventions" like drugs.
No, Barnes and Kilding do not list drugs as "other interventions" in their companion paper:
Strategies to Improve Running Economy
http://link.springer.com/article/10.1007%2Fs40279-014-0246-yConcepts found in this article
High-intensity Interval Training
Plyometric Training
Traditional Resistance Training
Endurance Training Volume
Intermittent Hypoxia Exposure
Heavy Resistance Training
Intermittent Hypoxic Exposure
Motor Unit Synchronization
Lowe Limb Stiffness
Resistance Training Program
Neuromuscular Characteristic
Weight Training Program
Muscle Buffer Capacity