Up Next in Alternating-Day Intense Circuit (Day 1) - LEGS & BACK & BICEPS & ABS

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  00:30

  Dumbbell Side Bends - (All Views) - LEFT

  Dumbbell Side Bends - (All Views) - LEFT

  ///// PRIMARY MUSCLES WORKED

  ABS
  - [R] External oblique
  - [R] Internal oblique
  - [R] Rectus abdominis
  - [R] Pyramidalis

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  00:30

  Crunches - (All Views)

  Crunches - (All Views)

  ///// PRIMARY MUSCLES WORKED

  BACK
  - Latissimus dorsi
  - Teres major

  CHEST
  - Serratus anterior

  ABS
  - External oblique
  - Rectus abdominis
  - Internal oblique

  QUADS
  - Rectus femoris

  ///// SECONDARY MUSCLES WORKED

  CHEST
  - Pectoralis major

  GLUTES
  - Gluteus maximus
  - ...

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  00:30

  Leg Raises (Bent Leg) - (All Views)

  Leg Raises (Bent Leg) - (All Views)

  ///// PRIMARY MUSCLES WORKED

  ABS
  - External oblique
  - Rectus abdominis
  - Pyramidalis

  HIP
  - Tensor fascia lata
  - Iliopsoas
  - Psoas major
  - Psoas minor

  QUADS
  - Rectus femoris

  ///// SECONDARY MUSCLES WORKED

  SHOULDERS
  - Anterior deltoid
  - Middle deltoid
  - Posteri...