Cross country running is often viewed as a sport where success comes down to one thing: running more. While developing aerobic capacity and running economy is obviously important, an effective strength and conditioning program can be one of the most valuable tools a cross country athlete has. Resistance training can help runners become stronger, more resilient, and more efficient without compromising the endurance qualities they need on race day.
Strength Improves Running Economy
Running is a repetitive, single-leg movement. Every stride requires the athlete to absorb and produce force through the foot, ankle, knee, hip, and trunk. When an athlete becomes stronger, they can often produce the required force with a smaller percentage of their available strength capacity.
This can improve running economy, which is the amount of oxygen required to maintain a given running speed. Exercises such as squats, split squats, deadlifts, step-ups, and calf raises can develop the strength needed to repeatedly handle the demands of running.
The goal isn’t to turn a distance runner into a powerlifter. The goal is to build an athlete who can handle the forces associated with running more efficiently.
Strength Training Can Help Reduce Injury Risk
Cross country athletes accumulate a tremendous number of running repetitions throughout a season. Add hills, uneven terrain, changes in pace, and racing to that workload, and the body is exposed to significant mechanical stress.
A well-designed resistance program can strengthen tissues and address areas that may otherwise become weak links. Training the calves, hamstrings, glutes, quadriceps, and trunk can help athletes better tolerate the repetitive demands of running.
This is particularly important for developing athletes. Young runners are not simply smaller versions of adult runners; they are still developing coordination, strength, and physical capacity. Properly coached resistance training can complement their athletic development rather than interfere with it.
Strength Doesn’t Have to Mean Getting “Bulky”
One of the most common concerns among endurance athletes is that lifting weights will cause excessive muscle gain and make them slower. In reality, resistance training does not automatically result in significant increases in body mass.
Training volume, exercise selection, nutrition, genetics, and the overall program determine how an athlete adapts. For cross country runners, strength sessions can emphasize quality movement, moderate training volume, progressive overload, and force production without chasing bodybuilding-style fatigue.
Train the Athlete, Not Just the Runner
Cross country athletes still need to be athletes.
A comprehensive program should include foundational strength movements, unilateral exercises, posterior-chain development, calf and foot strength, trunk training, mobility, and appropriate power work. Conditioning should complement the running program rather than simply adding more fatigue.
Most importantly, resistance training should be periodized around the athlete’s running schedule. During high-volume running periods, strength training may need to be reduced. During lower-volume periods or the offseason, athletes can spend more time developing strength and power.
The Bottom Line
Cross country running demands endurance, but endurance alone doesn’t develop the complete athlete. Strategic resistance training can improve strength, running economy, durability, and overall athletic development.
The best strength program for a cross country runner isn’t the one that leaves them the most sore. It’s the one that helps them become stronger without interfering with their ability to run fast, recover, and perform when it matters most.
In Strength,
Brandon Bailey, MS, CSCS, CPPS, USAW2, CFL2, BPS, USR
