15-minute Cardio Workout
18 Dec 2025 · 1 min

1:27
Short YouTube video by Jeffrey Jaime, CISSP demonstrating a 15-minute routine on an AI-driven exercise bike (Carol). The speaker describes reduced-exertion high-intensity interval training (reHIIT) with a 2-minute warmup, short sprints (10s) separated by ~2-minute recovery, and a cool-down, and highlights built-in fitness tests (VO2 max, FTP, ramp-to-max).
Questions this video answers
2 minutes
10 seconds
2 minutes
VO2 max test; FTP (functional threshold power) test; ramp test to maximum
Carol










