Strength for Endurance: Why Runners and Cyclists Should Lift
At Groundwork Athletics, many of our clients love endurance events. A 10 km run. A cycling holiday. A gran fondo. Most endurance athletes understand mileage. They understand pace. They understand intervals. What often gets overlooked, however, is strength.
There’s still a belief among many that lifting is optional for runners and cyclists. It’s considered something extra, maybe something for the off-season. It’s not!
Endurance Is Repetition
Running and cycling are repetitive by nature. Thousands of strides, or pedal strokes. This repetition builds aerobic capacity, but repetition without strength builds wear.
If your tissues are not strong enough to tolerate the load, something eventually gives. Often it’s not dramatic. Just a niggle, a tight hip, sore knee, maybe an irritated achilles.
Then the cycle begins:
Push → Flare up → Back off → Restart.
Strength training breaks that loop.
Strength Improves Economy
Stronger muscles produce force more efficiently.
For runners, that means:
- Better stride control
- Less collapse at the hip and knee
- Reduced ground contact time
For cyclists, that means:
- More stable pelvis
- Improved power transfer
- Less fatigue late in rides
You don’t just become stronger in the gym, you become more efficient on the road.
Efficiency improves endurance.
Strength Protects Muscle as We Age
After 30, many people begin losing muscle mass. Endurance training alone does not prevent that, but strength training does.
If your goal is to still be doing events at 60 or 70, maintaining muscle mass is not optional. It supports joint health, bone density, power output, and overall resilience.
This is part of the longevity mindset.
What Strength for Endurance Actually Looks Like
Recommended strength training plan:
- 2 structured strength sessions per week
- Compound movements
- Progressive loading
- Attention to single-leg stability
- Core strength that resists movement, not just creates it
Your strength work should complement your endurance training, not compete with it. Done correctly, strength training supports volume and intensity. It doesn’t drain it.
The Real Advantage
Endurance athletes often look for marginal gains in shoes, bikes, and tech. The bigger gain is being durable enough to train consistently. Consistency compounds improvements. Being strong is what allows that compounding to happen.
Remember, the goal isn’t just to finish your next event, it’s to still be doing them 10 years from now.