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August 21, 2025

Why running your first 5K could save your life (and how to nail it)

Jarrad Van Zuydam
Sports Physician

 

The ancient art of running—possibly the most divisive issue of our times. Some people can’t go a day without it, while others would rather crawl through broken glass than try it. But love it or hate it, running is undeniably one of the quickest ways to get fitter and healthier. Starting with a 5K? That’s the perfect place to begin, especially if you’re not exercising at all right now. Why? Because this little challenge could lead to some seriously big, life-changing results. 

 

Here’s how: TLDR (Download your plan here)

 

The surprising benefits of running

Running is one of the most efficient ways to burn calories. On average, you’ll torch about 62 calories per kilometre if you weigh around 72.5 kilograms—meaning a 5K can easily help you shed a few pounds while boosting your metabolism. But it’s not just about the number on the scale.

 

Regular running is like giving your heart a regular tune-up. Even a brief run can help reduce your risk of cardiovascular disease by up to 45%, cutting your chance of dying from any cause by a third. And it’s not just your heart that benefits; running builds bone density, which keeps your bones strong and reduces the risk of fractures as you age.

 

Need more reasons to lace up those trainers? Running also boosts your mental health by releasing endorphins—those magical mood-lifting chemicals that can help reduce symptoms of anxiety and depression. And if you need an extra push, here it is: Runners tend to live longer—about three years longer, in fact, with a 25% to 40% reduced risk of premature mortality. Not bad for an activity that requires little more than determination and a decent pair of shoes.

 

Starting from zero

So, why start with a 5K? Because it’s the Goldilocks of running distances—short enough to feel achievable but long enough to make a difference. It’s the gentle nudge your body needs to wake up from its sedentary slumber. Run that first 5K, and you’ll feel not only accomplished (and maybe a little smug) but also more motivated to keep moving. You might just discover that running isn’t so bad after all.

 

Ready, set, go!

Health-check, shoes, and optional tech

Before you dash out the door, let’s cover the essentials. If you’ve got any health concerns or it’s been a while since you last broke a sweat, a quick chat with your doctor is a smart move. Almost everyone can start running safely, but some medical conditions require added caution.

 

Next, let’s talk gear. A good pair of running shoes is a must—they’re like the best friends of your running journey, offering support, comfort, and a bit of style. And don’t forget your socks! Cotton socks may feel soft, but they’re the enemy of happy feet. Opt for moisture-wicking materials to keep blisters at bay.

 

Finally, consider using a little tech. A heart-rate monitor watch can help you keep track of your progress, ensuring you’re working hard enough to improve but not so hard that you burn out. But remember, tech is optional—many runners enjoy the simplicity of running without gadgets, just you, the road, and your thoughts.

 

Your ultimate 4-week training plan

Ready to start? Remember, slow and steady wins the race. Don’t worry about speed—focus on consistency. Follow this four-week plan to go from couch potato to road warrior.

 

Download your plan here

 

Week 1: Walk, run, repeat

  • Day 1: Brisk walk for 5 minutes. Jog for 1 minute. Walk for 2 minutes. Repeat for 20 minutes.
  • Day 2: Rest (or stretch if you’re feeling ambitious).
  • Day 3: Brisk walk for 5 minutes. Jog for 2 minutes. Walk for 2 minutes. Repeat for 20 minutes.
  • Day 4: Rest.
  • Day 5: Brisk walk for 5 minutes. Jog for 1 minute. Walk for 1 minute. Repeat for 30 minutes.
  • Days 6-7: Light stretching, maybe a short walk, and, of course, rest. You’ve earned it.

 

Week 2: Add some spice

  • Day 1: Brisk walk for 5 minutes. Jog for 3 minutes. Walk for 2 minutes. Repeat for 25 minutes.
  • Day 2: Rest.
  • Day 3: Brisk walk for 5 minutes. Jog for 4 minutes. Walk for 2 minutes. Repeat for 25 minutes.
  • Day 4: Rest.
  • Day 5: Brisk walk for 5 minutes. Jog for 5 minutes. Walk for 2 minutes. Repeat for 30 minutes.
  • Days 6-7: Light activity or gentle yoga (and more rest, naturally).

 

Week 3: The confidence booster

  • Day 1: Brisk walk for 5 minutes. Jog for 7 minutes. Walk for 3 minutes. Repeat for 30 minutes.
  • Day 2: Rest.
  • Day 3: Brisk walk for 5 minutes. Jog for 8 minutes. Walk for 2 minutes. Repeat for 30 minutes.
  • Day 4: Rest.
  • Day 5: Brisk walk for 5 minutes. Jog for 10 minutes. Walk for 2 minutes. Repeat for 30 minutes.
  • Days 6-7: Rest or do some light cross-training (like dancing in your living room or chasing the kids).

 

Week 4: The final countdown

  • Day 1: Brisk walk for 5 minutes. Jog for 15 minutes. Walk for 2 minutes. You’re done.
  • Day 2: Rest.
  • Day 3: Brisk walk for 5 minutes. Jog for 20 minutes. Walk for 2 minutes. Jog for 5 minutes.
  • Day 4: Rest.
  • Day 5: Brisk walk for 5 minutes. Jog for 25 minutes. Walk for 2 minutes. Jog for 5 minutes.
  • Days 6-7: Light activity, stretch, rest—race day is near!

 

Race day: the big moment

Congratulations, you’ve made it to race day! Here’s your final tip: smile. Even if you’re gasping for air, smiling tricks your body into having fun. Plus, it makes for much better finish-line photos.

 

But all jokes aside, savour the moment. You’ve put in the work, and now it’s time to reap the rewards. Completing your first 5K is more than just crossing a finish line—it’s a powerful step towards a healthier, happier life. And who knows? You might just have sparked a new passion that adds years to your life, and life to your years.

 

So go ahead, lace up those shoes, and remember: every great journey begins with a single step. 

 

Good luck, and happy running! 🏃‍♂️🏃‍♀️

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