What specific aerodynamic and physiological factors contribute to the often-cited 20-30% energy savings from drafting in group rides, and how do these factors change in solo time trialing where the aerodynamic benefits of drafting are eliminated.
Is it accurate to assume that the energy expenditure differences between drafting and solo riding are primarily due to the reduction in aerodynamic drag, or are there other physiological factors at play, such as reduced muscle activation, altered pedaling technique, or changes in perceived exertion.
To what extent do variations in individual rider morphology, bike fit, and equipment choices influence the magnitude of aerodynamic and physiological benefits from drafting, and how might these factors impact the relative benefits of drafting versus solo riding for riders of different body types, fitness levels, and equipment configurations.
How might the differences in energy expenditure, muscle activation, and perceived exertion between drafting and solo riding influence pacing strategies, fatigue development, and overall performance outcomes in solo time trialing, and are there specific training protocols or tactics that can help riders optimize their performance in these events.