Most trail runners lace up, step outside, and just start running. It feels efficient. but it rarely is. Trail running puts unique demands on your body that road running doesn't: constant micro-adjustments over roots and rocks, reactive ankle stability, single-leg loading on steep grades, and rotational forces through technical switchbacks. Doing a quick warm-up that addresses those specific demands can mean the difference between a loose, confident run and spending the first two miles feeling stiff and clunky. Here's the routine we give athletes in our trail running training plans, and why every move in it earns its place.

The Routine // 3 to 5 Minutes Total

01 Ankle Circles

10 Each Direction, Each Foot

Your ankles are the first line of defense on trail. Ankle circles warm up the joint, increase range of motion, and wake up the small stabilizing muscles that will be firing constantly as you navigate uneven ground. Trail running asks your ankles to make hundreds of tiny adjustments per mile. Starting a run with cold, stiff ankle joints increases your risk of a roll or a tweak on the first tricky section. Slow, controlled circles in both directions get the joint primed without any impact.

02 Hip Leg Swings

5 to 8 reps each direction, each leg

Leg swings front-to-back and side-to-side dynamically open the hip joint through its full range of motion. The hip flexors, glutes, and adductors all need to be working and lengthened before a run, especially when you're going to be stepping over obstacles, climbing steeply, or navigating lateral terrain. Tight hips are a common contributor to IT band issues, lower back strain, and knee pain on descents. This move costs you about 30 seconds and pays back across the whole run.

03 Torso Rotations

5 to 6 reps each side

Trail running isn't just a lower body sport. Your torso rotates with every stride, and on technical terrain, your arms and upper body actively help you balance and shift weight. Torso rotations loosen the thoracic spine and the muscles around the ribcage, allowing your upper body to move fluidly rather than as a rigid block. Stiffness in the mid-back forces compensation patterns elsewhere, often showing up as tightness in the hips or neck by the end of a run. A few easy rotations before you head out goes a long way.

04 Mini Calf Raises

10 to 12 reps, slow

The calves, and specifically the gastrocnemius and soleus, absorb an enormous amount of load on trail, particularly on downhills and when your foot strikes uneven ground. Slow, controlled calf raises before a run increase blood flow to the lower leg, wake up the Achilles tendon, and prime the push-off that drives your forward momentum. Calf and Achilles injuries are among the most common in trail running, and cold tissue under sudden load is a key risk factor. These don't need to be heavy or fast. Slow and intentional is the whole point.

05 Standing Hip Hinge

6 to 8 reps

The hip hinge is a foundational movement pattern for trail running, and most people never practice it deliberately. Every time you attack a steep descent, step over a log, or reach for the ground to steady yourself, you're hinging at the hip. Practicing this movement before a run activates the posterior chain, including the hamstrings, glutes, and lower back, and reinforces proper spine positioning. Athletes who run with a collapsed posture on technical descents put far more stress on their knees and lower back than those who load through the hips. This simple drill builds that body awareness before it matters.

06 Marching High Knees

20 to 30 seconds, relaxed

Marching high knees bring everything together. They elevate your heart rate gently, reinforce hip flexor activation, and get your body moving in a pattern that mirrors the running gait. The emphasis on "relaxed" here is intentional. Don't focus on speed, it's a coordination drill that tells your nervous system it's time to run. Relaxed high knees also help identify any tightness you might carry into the run.

07 Easy Walk to Brisk Walk

30 to 60 seconds

The final step is the simplest and probably the most skipped. Before you start running, walk. Start easy and build to a brisk pace over 30 to 60 seconds. This progressive increase in effort lets your cardiovascular system ramp up, signals your respiratory rate to climb, and gets your legs moving through their actual gait pattern at low intensity. Starting a run at full effort with a cold heart rate is unnecessary stress on the system and one of the most common reasons runners feel terrible for the first mile. A brief walk transition fixes that.

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Interested in a full training plan?

This warm-up is just the start. Our trail running plans are built for real terrain, real elevation, and real results. Take a look and own one for life.