Apr 6, 2024 · HIIT PROGRAM FOR BEGINNERS THEFITNESSPHANTOM.COM • Squat Jump: 10 reps, 30-sec rest • Mountain Climbing: 15-sec work, 15-sec rest • Side Plank Hip Dips: 10 taps per side, 30-sec rest • Aim for three to four rounds for time. Week 2 Monday • Mountain Climbers: 30 seconds, 30-sec rest • Lateral Run: 30 seconds, 30-sec rest