Steep descents are where knees complain. Going up works your heart and lungs; going down works your brakes. Every step down asks your quadriceps, glutes, and calves to absorb force while your body tries to stay balanced. Do it with sloppy form and a loaded pack, and a long descent can leave your knees achy for days. The good news: most downhill knee trouble comes from habits you can change. Here are seven common mistakes, and what to do instead.
1. Overstriding on the Way Down
Overstriding means your foot lands well ahead of your hips. On flat ground it is inefficient; on a steep descent it is a braking move. Your knee straightens, your heel hits first, and the impact travels up your leg. The bigger the step, the harder your quads have to work to slow you down.
Fix it by shortening your stride and increasing your cadence. Think quick, quiet steps rather than long leaps. Let your foot land under your hips or just slightly ahead. Bend your knees more than you think you need to. If you can hear every footfall, you are landing too hard.
2. Slamming Your Heels With Locked Knees
Heavy heel striking often goes with a locked knee. The heel hits, the knee snaps straight, and the shock goes through the joint. Some heel contact is normal, especially on gentle trails, but on steep descents you want a softer, more controlled landing.
Aim for a whole-foot or midfoot landing when the slope allows. Keep your knee slightly bent through the step. Imagine your leg as a spring, not a crutch. You are trying to touch down lightly and roll through, not stomp.
3. Leaning Back and Fighting Gravity
When the trail drops, the instinct is to lean back. It feels safer, but it puts your weight behind your feet and makes your quads do even more braking. It also reduces your ability to react if a rock shifts.
Stay stacked over your feet. Keep your chest up, hinge slightly from the hips, and let your ankles flex as you step down. Your gaze should be a few steps ahead, not locked on your toes. If you feel like you are sitting down, you are leaning too far back.
4. Leaving Trekking Poles in Your Pack
Poles are not just for river crossings or tired legs. On a steep descent, they give you two extra contact points and take some load off your knees. They also help you balance when the trail is loose or uneven.
Set the length so your elbows are near 90 degrees when the tip is planted on the ground. Many hikers lengthen poles slightly for descents. Use the straps if you like, but do not hang on them. Plant the pole ahead of you, not behind, and let it support your next step. Do not stab the ground with every stride; use a smooth, rhythmic plant.
- Shorten for uphill, lengthen for downhill: adjust a few centimeters at a time.
- Plant before you step: the pole should be set before your foot lands.
- Keep tips on the trail: avoid dragging them behind you.
5. Rushing the Descent and Picking the Steepest Line
Gravity is free speed, and it is easy to give in. But charging down a steep, rocky trail multiplies the load on your knees and increases the chance of a slip. The straight fall line is not always the best line.
Use switchbacks and natural traverse lines. Take smaller steps. On very steep sections, side-step or zigzag. Look for the path of least resistance, not the shortest distance. Slow down enough that you can place your foot where you want it.
6. Ignoring Strength, Mobility, and Recovery
Downhill hiking is an eccentric workout. Your muscles lengthen under load, which is why your quads can feel wrecked after a long descent. If your legs are not used to that demand, your knees take more of the hit.
Build strength before the season with controlled step-downs, split squats, calf raises, and glute bridges. Work on ankle and hip mobility so you can stay balanced over your feet. After a big hike, eat, hydrate, and rest. If knee pain persists, swells, or changes how you walk, see a healthcare professional rather than pushing through.
7. Carrying Too Much Weight and Wearing Worn-Out Shoes
A heavy pack changes your center of gravity and adds force to every step. Ultralight is not required, but carrying gear you never use makes descents harder than they need to be.
Pack only what you need for the weather, water, and safety. Wear shoes with enough cushioning and grip for the terrain. Worn-out soles and compressed midsoles can make you feel every rock. Check your tread and replace footwear when it is clearly past its best. A pack that fits well and rides close to your back also helps you stay balanced.
Make the Next Descent Kinder to Your Knees
You do not need perfect form to protect your knees. You need a few consistent habits. Shorten your steps. Land softly. Keep your knees bent. Use your poles. Choose a sensible line. Carry less. Train your legs.
- Shorten your stride and raise your cadence.
- Land with a soft, bent knee instead of a stiff leg.
- Keep your weight over your feet, not behind them.
- Use trekking poles with a smooth, ahead-of-you plant.
- Take the gentler line and slow down on loose ground.
- Strength train and recover between big hikes.
Try one change at a time on your next hike. Pay attention to how your knees feel. A quieter, shorter, softer descent is usually a sign you are doing it right. And if your knees hurt in a way that does not settle, get professional advice before you head back out.
Photo: Gioele Gatto / Pexels
