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Are you ready to run the Great Welsh Half Marathon? 

Signing up for a half marathon is exciting — and a little intimidating, especially if you’re new to running. Covering 13.1 miles (21.2km) is a big achievement, but how do you know if you’re ready?

A half marathon is on many runners’ bucket lists, and for good reason. It’s a challenge that pushes you physically and mentally. The key is making sure your training prepares you properly. One of the biggest mistakes runners make is not respecting the distance.

Here are a few signs you’re on the right track….

You Can Keep Moving for 90 Minutes

You don’t need to run the entire race non-stop, but you should be able to run or walk continuously for around 90 minutes. The goal is endurance — staying active for the full duration, whatever pace that may be.

Your training doesn’t need to include the full 13.1 miles, but you should be doing one long run each week. This is where you build stamina, endurance, and confidence for race day. Long runs also help your body learn how to store energy and use fat as fuel.


Run/Walk Is Absolutely Fine

If you’re new to running, starting with a run/walk approach is a great option. Begin with short running intervals mixed with walking. Over time, aim to gradually increase the running and reduce the walking.

Walking is not a failure — as long as you keep moving, you’re training effectively.


Consistency Matters More Than Speed

You don’t need elite-level mileage, but you do need regular training. Missing the occasional run is completely fine — just don’t let it become a habit.

Most half marathon plans last 12–16 weeks, with 2–3 runs per week. Your sessions don’t have to be fast or impressive — consistency is what gets you to the start line feeling ready.

Missed a couple of runs? Don’t stress. Just get back into your routine as soon as you can.


Train on the Right Terrain

Try to do at least one run per week on the same terrain as your race. If it’s a road race, run on roads. If it’s a trail race, get off-road when possible.

This helps your legs adapt to the surface and reduces the risk of injury on race day.


Get Some Race-Day Experience

Running a 5K or 10K before your half marathon isn’t essential, but we highly recommend it. Racing gives you a chance to:

  • Test your fitness
  • Experience race-day nerves and excitement
  • Learn how to prepare before the start line

That experience can make a huge difference when it comes to your half marathon.

If you think you’re ready for the challenge, set the goal and register your place at the start line today!

SECURE YOUR SPOT HERE