Get your personalized plan

Race Countdown

Days

Hrs

Min

Sec

Get started today. Every day you wait is one day closer to the starting line.

Date Coming Soon...!

The journey is on the horizon! While the exact date is still to be confirmed, get ready—something exciting is just around the corner. Stay tuned for updates and get prepared to take the first step!

The Finish Line Crossed

The race is over, but your journey doesn't end here. Keep moving forward!

Zagreb Marathon 2026

Join thousands of runners in one of the world’s most iconic and prestigious marathons. Whether you’re running the full marathon or a half marathon, prepare for an unforgettable journey through the heart of the city. Start training today and make this year your time to race and experience the excitement of a world-class marathon.

Zagreb, Croatia

Upcoming event

Oct 11, 2026

Race Track

Ban Jela Sq to Same

Zagreb Marathon 2026, "The Zagreb Marathon 2026 offers a race through Croatia�s capital, with views of historic architecture, vibrant squares, and the beautiful Medvednica mountain. Known for its friendly atmosphere and scenic course, it�s a marathon for all levels."

Get the ChAIron App

Distance: –

Est. Time: –

Training Plans & Tips

Thank you! Your submission has been received!

Oops! Something went wrong while submitting the form.

January 2, 2026

Training 4+ Times a Week Matters More Than Calories

When you train four or more times a week, what matters most is not hitting a precise calorie number, but maintaining energy availability, protein consistency, smart carb timing, and solid sleep and hydration so performance and recovery can keep up.

Nutrition

January 2, 2026

HOW TO FUEL A HYBRID TRAINING WEEK WITHOUT COUNTING CALORIES

Hybrid training weeks work best when your food flexes with your training load, eating more on heavy, high-output days and less on lighter days, so you can perform hard, recover faster, and stay consistent without counting calories.

Nutrition

January 2, 2026

WEEKLY NUTRITION RESET (WITHOUT DETOXES OR CLEANSES)

A 3-day, dietitian-designed normalization reset that replaces detoxes and cleanses with consistent meals, enough carbs, and training-aligned fueling so you regain stable energy, better digestion, and more enjoyable workouts without restriction.

Nutrition

Prepare for Race Day Like a Pro

From injury prevention to race-day strategies, get all the essential tips and advice you need to crush the Boston Marathon. Check out our expert resources and training guides to make every step count.