Dr. Rhiannon Jardim, DPT, PT, CSCS
If you’ve ever wondered, “Am I too old to start running?” or heard the common misconception, “Running is bad for your knees,” you’re not alone. While these concerns are widespread, they often stem from misunderstandings about the impact of running on the body. In this blog, we’ll address these myths, explore the benefits and risks of running, and highlight considerations for older runners, often referred to as “masters runners.”
What Is Masters Running?
Masters running typically refers to runners over the age of 40. While running at any age carries some inherent risk of injury, masters runners experience different types of injuries compared to their younger counterparts. Understanding these distinctions can help mitigate risk and improve longevity in the sport for improved health.
Common Injuries in Masters Runners
Masters runners are more prone to soft tissue injuries, such as muscle or bone, rather than bone stress injuries. Common injuries include:
- Gluteal tendinopathy
- Achilles tendinopathy
- Plantar fasciopathy
- Calf strains
Common Injuries in Adolescent Runners
Younger runners, on the other hand, often face different challenges, including:
- Iliotibial Band (ITB) Syndrome
- Patellofemoral Pain Syndrome (PFPS)
- Shin Splints (Medial Tibial Stress Syndrome)
- Bone Stress Injuries
The Role of Training Errors
Across all age groups, training errors can be a significant contributor to running injuries. These errors might include:
- Increasing mileage or intensity too quickly
- Inadequate recovery between runs
- Inadequate nutrition
- Lack of cross-training or strength training to support running mechanics
- Poor footwear choices
The Benefits of Running
Despite the risks, running offers numerous benefits that often outweigh the potential downsides:
- Improved Cardiovascular Health: Running strengthens the heart, improves circulation, and lowers blood pressure.
- Strengthen joints: Running can help strengthen muscles and support overall joint health. Studies have shown prevalence of hip/knee OA in recreational runners is 3x lower than sedentary non-runner. (CITE)
- Mental Well-Being: Exercise releases endorphins, reduces stress, and improves mood.
- Weight Management: Regular running can help maintain a healthy weight, reducing the risk of chronic diseases.
- Community and Social Connection: Finding camaraderie in training groups or races, fostering a sense of belonging.
Running and Your Knees: Myth vs. Reality
One of the most persistent myths about running is that it’s harmful to your knees. However, research shows that recreational running may actually lower the risk of developing knee osteoarthritis compared to a sedentary lifestyle. Improved biomechanics of running, appropriate footwear, and avoiding overtraining are important factors in keeping your knees healthy.
How to Minimize Injury Risk
For masters runners (or anyone starting to run later in life), these strategies can help reduce the risk of injury:
- Start Slowly: Gradually build mileage and intensity to allow your body to adapt. Make sure to have deload weeks to allow the body to fully recover. A good rule of thumb is to build for 3 weeks and deload for 1 week by cutting overall mileage by 25%.
- Incorporate Strength Training: Strengthening muscles around the hips, knees, and ankles improves stability and reduces injury risk.
- Prioritize Recovery: Allow adequate time for rest and incorporate active recovery, like stretching or yoga to maintain mobility.
- Listen to Your Body: Pay attention to aches and pains.
- Seek Professional Guidance: A physical therapist or running coach can assess your form and recommend individualized strategies to help keep you running.
Key Takeaways
Running is not only a viable activity for older adults but one that can significantly enhance quality of life. While masters runners may face unique challenges, understanding the risks and adopting preventative strategies can make running a safe and rewarding experience. Whether you’re 40, 60, or beyond, it’s never too late to lace up your shoes and hit the pavement—just do it wisely!
As always, if experiencing pain, reach out to a professional sooner rather than later. Addressing pain early can help return you to the sport you love while avoiding the constant cycle of rehab.
So, are you too old to run? Absolutely not. Running, when approached with care, can be a lifelong pursuit. Embrace the journey and enjoy the many physical, mental, and social benefits it has to offer.

