08931d97_nalized_Paces___Runner_s_World__erceived_Exhaustion_Feels_LIke
[Purpose of Workout] Prepare muscles to make the transition from aerobic to anaerobic running. [Phases] II / III [% Effort] Striding steadily at 75-80%
A faster pace but still easy enough to sustain "forever." You're breathing harder and are conscious of the faster turnover. You can talk in short sentences between breaths; it's your half marathon pace.
Personalized Paces | Runner's World
Perceived Exhaustion Feels LIke