

The first lower body strength workout of the 645 program, focusing on building foundational leg strength with controlled, deliberate training.

Stage 1, Week 1. A total body power workout combining explosive movements and strength work in the 645 format: activation warm-up, effort work, and recovery cooldown.

Stage 1, Week 1. Breathing, stretching, and mobility drills intended to support recovery and performance. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 1. A full-body strength workout emphasizing chest, back, arms, and shoulders. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 1. Tempo-based total-body work following the coach's pace through each move. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 1. Multidirectional speed and agility work designed to raise heart rate and burn calories. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 2. A full-body strength workout with the emphasis on the lower half. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 2. Power-focused total-body moves targeting major muscle groups. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 2. Breathing, stretching, and mobility drills intended to support recovery and performance. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 2. A full-body strength workout emphasizing chest, back, arms, and shoulders. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 2. Tempo-based total-body work following the coach's pace through each move. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 2. Multidirectional speed and agility work designed to raise heart rate and burn calories. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 3. A full-body strength workout with the emphasis on the lower half. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 3. Power-focused total-body moves targeting major muscle groups. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 3. Breathing, stretching, and mobility drills intended to support recovery and performance. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 3. A full-body strength workout emphasizing chest, back, arms, and shoulders. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 3. Tempo-based total-body work following the coach's pace through each move. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 3. Multidirectional speed and agility work designed to raise heart rate and burn calories. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown.

Stage 1, Week 4. A full-body strength workout with the emphasis on the lower half. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown. This is a Deload Week: the program keeps intensity up while reducing volume to support recovery before the next stage.

Stage 1, Week 4. Power-focused total-body moves targeting major muscle groups. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown. This is a Deload Week: the program keeps intensity up while reducing volume to support recovery before the next stage.

Stage 1, Week 4. Breathing, stretching, and mobility drills intended to support recovery and performance. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown. This is a Deload Week: the program keeps intensity up while reducing volume to support recovery before the next stage.

Stage 1, Week 4. A full-body strength workout emphasizing chest, back, arms, and shoulders. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown. This is a Deload Week: the program keeps intensity up while reducing volume to support recovery before the next stage.

Stage 1, Week 4. Tempo-based total-body work following the coach's pace through each move. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown. This is a Deload Week: the program keeps intensity up while reducing volume to support recovery before the next stage.

Stage 1, Week 4. Multidirectional speed and agility work designed to raise heart rate and burn calories. The program format is 45 minutes from activation warm-up through effort work and recovery cooldown. This is a Deload Week: the program keeps intensity up while reducing volume to support recovery before the next stage.