How often should runners do strength training?

For beginners, 1–2 sessions per week is recommended. Intermediate runners should aim for 2–3 sessions, while advanced runners may perform 3+ sessions tailored to their race goals.

Does strength training make runners bulky or slow?

No. When correctly structured, strength training improves muscle resilience and running economy without adding unnecessary bulk, leading to faster and more stable performance.

The Ultimate Strength Training Plan for Runners

Written by: James Gill BOst GOsC 6039. Registered Osteopath, Founder & Clinic Director

Medically Reviewed: Yannick Gracia, M.Ost GOsC 10475. Registered Lead Osteopath

Strength training is often overlooked by runners, but it plays a crucial role in improving performance and reducing injury risk. Many runners focus solely on clocking more miles, but adding strength exercises to a training plan can boost endurance, enhance running efficiency, and provide better overall stability. At Bodytonic Clinic, we frequently see running injuries at our Canada Water and Stratford locations that could have been prevented with a targeted resistance routine.

A well-structured strength routine targets key muscle groups, such as the core, glutes, and legs, helping to prevent common running injuries like knee pain and shin splints. However, some runners worry that strength training may slow them down or add unnecessary muscle bulk. In reality, the right plan complements running, leading to stronger, more resilient muscles without sacrificing speed.

This article explores how runners can build an effective strength training plan, covering essential exercises, how often to train, and common mistakes to avoid. If you are currently experiencing persistent pain, we recommend a Physiotherapy Assessment before beginning a new high-intensity regime.

Key Focus Areas in a Runner’s Strength Training Plan

Strength training for runners should focus on building stability, endurance, and power while maintaining flexibility. The main muscle groups to target include:

Core – A strong core improves posture, running form, and overall stability. Exercises like planks and Russian twists help maintain an efficient stride.
Glutes – Weak glutes can lead to poor running mechanics and injuries such as Gluteal Tendinopathy. Squats, lunges, and hip bridges activate these muscles for better propulsion.
Legs – Strong quads, hamstrings, and calves absorb impact and reduce the risk of strains. Exercises like step-ups and calf raises support running endurance.

Incorporating flexibility and mobility exercises alongside strength work ensures that muscles remain balanced and movement stays fluid. Runners can also benefit from a mix of bodyweight and resistance exercises to build strength without excessive bulk.

Types of Strength Training

Bodyweight Exercises

Bodyweight training is an effective way for runners to build strength without needing equipment. It improves muscular endurance, balance, and coordination, all of which contribute to better running efficiency. Key exercises include:

Squats – Strengthen the quads, glutes, and hamstrings, improving running power.
Lunges – Target the lower body while enhancing stability and single-leg strength.
Planks – Build core stability, reducing excessive movement and energy loss during runs.

Plyometric exercises, such as jump squats and box jumps, help develop explosive power for sprinting and uphill running. A simple bodyweight routine could include three sets of squats, lunges, and planks, performed twice a week.

Resistance and Weight Training

Incorporating resistance bands, dumbbells, or kettlebells helps runners build stronger muscles while reducing injury risk. Some beneficial exercises include:

Deadlifts – Strengthen the posterior chain, improving stride efficiency.
Step-ups with weights – Enhance single-leg strength and stability.
Romanian deadlifts – Improve hamstring flexibility and power.

To avoid excessive fatigue, runners should start with light weights and gradually progress, ensuring strength work complements rather than hinders running performance. For those training for long-distance events, Sports Massage can be an effective recovery tool to manage muscle tension between heavy lifting and high-mileage days.

How Often Should Runners Strength Train?

The ideal strength training frequency depends on a runner’s experience level and weekly mileage. A general guideline is:

Beginners – 1–2 sessions per week focusing on bodyweight exercises and core stability.
Intermediate runners – 2–3 sessions per week incorporating resistance training alongside mobility work.
Advanced runners – 3+ sessions per week, tailored to specific race goals and recovery needs.

Strength training should fit around a running schedule without causing excessive fatigue. Runners can benefit from doing strength work on easy run days or after shorter runs, allowing for proper recovery before key running sessions.

Overtraining can lead to fatigue and a decline in performance. Signs include persistent muscle soreness, slower run times, and difficulty recovering. If these occur, reducing intensity or frequency can help maintain balance. Persistent “clicking” in the joints during these sessions should be evaluated; learn more about why your ankle keeps clicking here.

Common Strength Training Mistakes

Even with the best intentions, runners can make mistakes that limit progress or increase injury risk. Some common errors include:

Overtraining and neglecting recovery – Strength training should complement running, not interfere with performance. Too much intensity without rest can lead to fatigue and injury.
Poor form – Incorrect technique increases strain on joints and muscles. Seeking guidance from a trainer or using a mirror to check form can help prevent issues.
Focusing only on leg strength – While strong legs are crucial, neglecting the core and upper body can lead to imbalances that affect posture and running efficiency.
Skipping warm-ups and mobility work – A proper warm-up, including dynamic stretches and activation exercises, prepares muscles for strength training and reduces injury risk. Using a Reflexology approach for foot mobility can also help maintain the intrinsic strength of the foot-the runner’s most vital point of contact.

By avoiding these mistakes, runners can ensure their strength training routine enhances, rather than hinders, their running performance.

Where to Find Help With Strength Training

For runners new to strength training or looking to refine their routine, expert guidance can be invaluable. Some useful options include:

Personal trainers and physiotherapists – A qualified professional can design a strength plan tailored to a runner’s specific needs, ensuring proper technique and injury prevention. Our team at Bodytonic Clinic can help discuss gait analysis and functional movement screening.
Online resources and workout plans – Websites, blogs, and YouTube channels offer strength training routines designed specifically for runners.
Strength training apps – Apps like Nike Training Club and Garmin Connect provide guided workouts suited to endurance athletes.
Injury prevention and rehabilitation support – If a runner is recovering from an injury or wants to prevent future issues, consulting a Registered Osteopath or physiotherapist can help incorporate the right exercises safely.

Finding the right support can make strength training more effective and enjoyable while fitting seamlessly into a running routine.

Strength training is a key component of a well-rounded running plan, helping to improve endurance, efficiency, and injury resistance. By focusing on core stability, lower-body strength, and mobility, runners can enhance their performance without compromising their speed.

Incorporating 1–3 strength sessions per week, avoiding common mistakes, and seeking expert guidance when needed can make a significant difference. Strength training doesn’t have to be complicated—starting with a few key exercises and progressing gradually is the best approach.

For those unsure where to begin, working with a trainer or following a structured plan can provide the right foundation. Taking small steps towards strength training now can lead to long-term improvements in running performance and overall fitness.