Advanced 4-Day Cardio Workout

A 30-40 minute bodyweight-only plan to boost endurance and hit every muscle group. Repeat each circuit 3-4 rounds with 30-45 seconds rest between exercises and 1-2 minutes between rounds. Hydrate, listen to your body, and modify as needed!

Day 1: Lower Body Cardio Blast

Focus: Legs, Glutes, Cardio Endurance (~35 min)

Warm-up (5 min)

  • Jog in place
  • High knees
  • Butt kicks

Main Circuit (3-4 rounds)

  • Jump Squats – 20 reps (Explode up from a squat for power.)
  • Alternating Lunges with Knee Drive – 15 reps per leg (Lunge back, then drive knee up explosively.)
  • Burpees (no push-up) – 12 reps (Squat thrust to jump, keep it leg-driven.)
  • Calf Raises with Hop – 20 reps (Rise on toes, add a small hop at the top.)

Cool-down (5 min)

  • Quad stretches
  • Hamstring reaches

Day 2: Upper Body Cardio Surge

Focus: Chest, Back, Shoulders, Arms (~30 min)

Warm-up (5 min)

  • Arm swings
  • Shoulder rolls
  • Jumping jacks

Main Circuit (3-4 rounds)

  • Push-up to Plank Jack – 15 reps (Push-up, then jump feet out/in from plank.)
  • Superman Pulses – 20 reps (Lie face down, lift arms/legs and pulse for back activation.)
  • Pike Push-ups – 12 reps (Inverted V position for shoulder emphasis.)
  • Shadow Boxing (punches with twists) – 45 seconds (Fast jabs, hooks, and uppercuts with torso rotation.)

Cool-down (5 min)

  • Arm across chest stretches
  • Overhead tricep pulls

Day 3: Core Cardio Crusher

Focus: Abs, Obliques, Stability (~35 min)

Warm-up (5 min)

  • Torso twists
  • Cat-cow poses on all fours

Main Circuit (3-4 rounds)

  • Mountain Climbers – 40 reps (20 per leg, fast pace for cardio kick.)
  • Russian Twists with Leg Lift – 20 reps per side (Twist while lifting one leg alternately.)
  • Bicycle Crunches – 30 reps (15 per side, elbow to opposite knee.)
  • Plank to Side Plank Rotations – 10 reps per side (Rotate from forearm plank to side plank.)

Cool-down (5 min)

  • Child’s pose
  • Cobra stretch

Day 4: Full-Body Cardio Integration

Focus: Total Body HIIT, Recovery Tie-In (~40 min)

Warm-up (5 min)

  • Full-body dynamic swings
  • Light squats with arm reaches

Main Circuit (3-4 rounds)

  • Full Burpees – 12 reps (Add the push-up and jump for all-in intensity.)
  • High Knees with Arm Pumps – 45 seconds (Run in place, drive knees high and pump arms.)
  • Squat to Alternating Side Kick – 15 reps per side (Squat, then kick leg out to side.)
  • Bear Crawl to Jump – 20 steps forward/back (Crawl in bear position, then explode into a jump every 5 steps.)

Cool-down (5 min)

  • Full-body stretches, focusing on any tight spots

Track progress, stay consistent, and fuel up with good nutrition. Rest or do active recovery on off days. After 4-6 weeks, tweak intensity to keep challenging yourself. Let’s crush it!