Trail running: an easy guide for beginners

7 minute read

Mujer y hombre practicando trail running para principiantes en un sendero de montaña con vegetación mediterránea.

You leave the asphalt, see a nice trail, think "today I'll try something different"... and ten minutes later a hill puts you in your place. If this happens to you, it's normal. Trail running seems like running, but in the mountains, the rules change: the pace slows down, the legs work differently, and your head counts almost as much as the clock.

The good news: you don't need to be an athlete or live next to the Pyrenees. Just start calmly, choose your route well, and don't turn your first outing into a small epic expedition.

Quick summary

  • Start with easy routes: little elevation, familiar terrain, and 30–45 minutes.
  • In trail running, you walk. Especially on ascents.
  • Focus less on pace and more on effort.
  • Bring water, a charged phone, and let someone know your route if you go alone.
  • Wear shoes with good grip if the terrain is uneven.
  • Eat something light beforehand if you're hungry or haven't eaten for many hours.
  • Recover afterward with a simple meal containing protein and carbohydrates.

What is trail running and why is it so addictive?

Trail running is running on paths, trails, forest tracks, or in the mountains. It doesn't have to be an extreme race or an endless climb with poles. It can be a gentle outing on a dirt road near home.

It's addictive because it changes the feeling of running. There's less monotony, more nature, more attention to the terrain, and less obsession with pace. It's like going from running on a treadmill to moving through a landscape that forces you to be present.

Beware of one thing: "trail" doesn't mean always running. In the mountains, walking fast uphill is often the smartest thing to do.

Before you go: check your starting point

Someone who already runs 8 km on flat ground doesn't start the same way as someone who walks twice a week. And that's okay. The goal isn't to prove anything on the first day.

A good reference: if you currently run on asphalt, reduce distance and expectations. If you usually do 8 km in the city, try 4–5 km of easy trail. If you're coming from walking, alternate walking and jogging on comfortable sections.

The mountains add load even if the mileage seems low. The elevation, stones, descents, and changes in pace make the body work harder.

How to choose your first trail route

To start, look for an easy, nearby route without too many surprises. A forest track or wide trail is better than a technical descent with loose stones.

Distance, elevation, and terrain

For a first outing, a good idea would be:

  • 30–45 minutes.
  • 3–6 km, depending on your level.
  • Little elevation.
  • Simple circular route or out-and-back.
  • Reasonable coverage or known area.

Out-and-back routes are practical because you can turn around when you feel you've had enough. It seems obvious, but avoid the classic "since we're here, let's go up to that pass." That "since we're here" often takes its toll on the way down.

Pace: run less than you think

In trail running for beginners, pace per kilometer can be very misleading. A gentle climb, a rocky section, or a narrow trail can make you go slower even if you're working quite hard.

It's better to use a simple scale: you should be able to speak in short sentences. If you're gasping for breath after ten minutes, slow down or walk.

Walking is not failure. It's energy management. Even experienced runners walk on tough climbs to better tackle the rest of the route.

Basic technique for climbing, descending, and not tripping

When climbing, shorten your stride. Lean your body slightly forward from your ankles, not bending at the waist. If the hill is steep, walk briskly.

When descending, don't rush down as if you're going down an escalator. Look a few meters ahead, take short steps, and keep your body active. Braking too much also puts a lot of strain on your quads.

On uneven terrain, lift your feet a little higher. It seems silly, but many trips happen because people run as if on asphalt, dragging their feet.

Essential gear for beginners

You don't need to buy half a mountain store. To start, prioritize safety and comfort.

The basics:

  • Shoes with grip if there's dirt, stone, or mud.
  • Breathable clothing.
  • Water, especially if it's hot.
  • Charged cell phone.
  • Light warm layer if you're going to a mountain area.
  • Small snack if the outing is longer than an hour.

If you run alone, let someone know where you're going and what time you expect to be back. In the mountains, there can be areas with poor coverage, so this simple habit provides a lot of peace of mind.

What to eat before and after an outing

For a short, gentle outing, there's no need to complicate things. If you've eaten recently and feel good, you can go out without further ado. If you haven't eaten for many hours, have something easy: a banana, toast, plant-based yogurt with fruit, or a small smoothie.

Afterward, focus on recovery without obsessing. A meal with carbohydrates, protein, and some healthy fat usually works very well. Sports nutrition evidence generally supports adequate energy, carbohydrate, and protein intake to sustain performance and recovery.

If you're looking for an easy-to-integrate vegan protein after training, Glorioso's vanilla, chocolate, or neutral options fit well in a smoothie with plant-based milk, fruit, or oats.

Common mistakes when starting trail running

The first: wanting to run everything. In trail, walking uphill is strategy, not weakness.

The second: choosing a route that's too long because "it's only 8 km." In the mountains, 8 km can feel like much more.

The third: breaking in new shoes, backpack, or clothes on a long outing. Test your gear beforehand.

The fourth: looking at your watch too much. If you're coming from asphalt, seeing slower paces can be frustrating. Change your mindset: focus on effort.

The fifth: forgetting to drink. In the mountains, between the air, the elevation, and concentration, you sometimes drink less than you need.

The sixth: not recovering. If you finish with heavy legs, walk gently or rest the next day. Rest days help adapt and reduce injury risk in beginner plans.

How to apply it today: your first week

Day 1: gentle 30-minute outing on an easy path. Alternate running and walking. Finish wanting more.

Day 2: rest or walk.

Day 3: 35–40 minutes. Walk fast on ascents. Jog comfortably on flat ground.

Day 4: gentle mobility or basic strength: squats, controlled lunges, calves, and core.

Day 5: rest.

Day 6: 45-minute outing on a known route. No competing with anyone.

Day 7: walk, gentle stretches, and review: what you liked, what was too much, and what you would adjust.

 If you want simple recovery after your outings, try a smoothie with Glorioso vegan protein, fruit, and plant-based milk.

FAQ

How many kilometers should I do on my first trail outing?

Between 3 and 6 km can be enough, depending on your level. It's better to do too little and repeat than to do too much and end up with a bad feeling.

Is it normal to walk in trail running?

Yes. It's totally normal, especially on ascents. In fact, walking well is an important skill in the mountains.

Can I start trail running if I've never run before?

Yes, but start by alternating walking and jogging. Before seeking elevation, gain consistency on easy paths.

What shoes do I need for mountain running?

For simple tracks, you can start with comfortable shoes, but if there are rocks, mud, or descents, trail shoes with grip provide more safety.

What do I eat before going mountain running?

Something light if you're hungry: fruit, toast, plant-based yogurt, or a small smoothie. Avoid heavy meals right before.

What's the difference between running and trail running?

Trail running is done off-road, with uneven terrain and elevation. The effort changes a lot even if the distance is shorter.

Is it better to run alone or with company?

At first, accompanied is more advisable. If you go alone, choose known routes, bring a charged phone, and let someone know your route.

Conclusion

Trail running for beginners isn't about suffering more, but about moving better. Start with easy routes, walk when needed, slow down, and let your body adapt little by little.

The mountains reward patience. And when you finish an outing with tired legs but a clear head, you understand why it's so addictive.

To easily complement your routine, you can discover Glorioso vegan proteins and prepare simple smoothies for after training, without complicating things and with ingredients aligned with an active lifestyle.

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