📌 KEY TAKEAWAYS

• 95% of 5K energy comes from aerobic metabolism — train accordingly
• The 5 key workouts in order of difficulty: Long runs → Fartlek → Progression runs → Tempo → Race pace
• All workouts should finish with athletes saying "I could have gone farther" OR "I could have gone faster"
• Running by feel is crucial — cross country has no accurate mid-race splits like track
• Rotate through these workouts for months; couple with "revvin...