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21-Day CrossFit Weight Loss Challenge – Day 18

2 min

Day 18 of the 21-Day CrossFit Weight Loss Challenge: Core Strength and Balance

Welcome to day eighteen of the challenge! Today we will work on movements that strengthen your core and improve your balance. These exercises help build deep strength, improve posture, and sharpen coordination.
Daily CrossFit workouts at the CrossFit gym Drago Gym
Recommended reading: 21-Day CrossFit Weight Loss Challenge – Day 17

Warm-Up

Duration: 8-10 minutes
Goal: Prepare the muscles and increase blood flow for endurance work.

  • 2 minutes of jump rope or light jogging.

  • 1 minute of jumping jacks.

  • 1 minute of high knees.

  • 1 minute of torso twists.

  • 2 sets of 10 plank reaches.

Skill Practice

Goal: Master the technique of each movement to improve control and get the most out of the main workout.

  • Side Plank:
    3 sets of 20-second holds per side.
    Focus on the abs and obliques.

  • Superman Hold:
    3 sets of 20-second holds.
    Fully engage your lower back and glutes.

  • Plank with Knee to Elbow:
    3 sets of 10 reps (5 per leg).
    Move with control and keep your core engaged.

Workout of the Day (WOD)

Goal: Strengthen the core, improve balance, and burn calories.
Duration: 14 minutes
Format: AMRAP (As Many Rounds As Possible)

The circuit:

  1. 10 Plank Reaches

  2. 8 Planks with Knee to Elbow

  3. 10 Superman Holds

  4. 30-second Side Plank Hold per side

Tip:
Rest 30-45 seconds between rounds and record how many full rounds you complete.

Cool-Down

Duration: 5-7 minutes
Goal: Release muscle tension and bring the body back to its resting state.

  • 1 minute of Child’s Pose.

  • 1 minute of Side Stretch per side.

  • 1 minute of Cat-Cow Stretch.

  • 1 minute of Hamstring Stretch per leg.

  • 1 minute of slow, deep breathing.

Day 18 Nutrition Tips

  • Before your workout: a banana or a few dates with almonds.

  • After your workout: a meal with protein and carbohydrates, such as boiled eggs with avocado and whole-grain bread.

  • Snacks: a handful of nuts or a fruit smoothie with almond milk.

  • Drink plenty of water: at least 2.5 liters throughout the day.

Day 18 Motivation

"Today's workout makes you stronger than yesterday. Every movement you complete is a step toward your final goal. Believe in yourself and keep pushing forward!"

Stay tuned for day nineteen and stay motivated on your path! 💪