Last Updated: May 5, 2026 The six best HIIT cycling workouts are: Tabata (8 × 20s/10s), 30/30s (8 × 30s hard / 30s easy), 1:1 minute intervals (5 × 1 min hard / 1 min easy), the “40/20” VO2 protocol (10 × 40s hard / 20s easy), micro-bursts (15s sprint / 15s easy × 12), … Continue reading The 6 Best HIIT Cycling Workouts