5 Ways to Prevent Injury: Why Building Strength Is the Key to Long-Term Health

Written by:
Dr. Sarah Powner
November 14, 2026

When we think about injury prevention, stretching, warming up, and avoiding certain movements often come to mind. But one of the most effective ways to protect your body is actually to make it stronger. Research continues to demonstrate that strength training does much more than build muscle. It supports bone density, improves joint health, reduces injury risk, and promotes healthy aging. Here are five evidence-based ways to build a stronger, more resilient body and prevent injuries before they happen.

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1. Build Muscle: Your Body's Longevity Organ

Muscle is much more than something that helps us move. Skeletal muscle is increasingly recognized as an important organ for longevity, playing a critical role in metabolic health, blood sugar regulation, and maintaining independence as we age.

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As we get older, we naturally lose muscle mass and strength, a process that can contribute to reduced mobility, increased fall risk, and difficulty performing everyday activities. Research shows the average adult loses 3-8% of muscle mass per decade after age 30, with 1-2% loss in muscle mass per year after age 50.

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The good news? Muscle is highly adaptable at nearly every age. Regular resistance training helps preserve and build muscle, improving your body's ability to tolerate physical stress. Whether you're lifting groceries, hiking, or playing with your grandchildren, maintaining muscle strength is one of the best investments you can make in your long-term health.

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2. Strengthen Your Bones to Reduce Fracture Risk

Your muscles aren't the only tissues that respond to strength training. Your bones do, too!

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Bones are living tissues that adapt to the forces placed on them. Resistance training and appropriate weight-bearing activities stimulate the processes that help maintain and improve bone strength.

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A 2025 systematic review and meta-analysis found that resistance training significantly improved bone mineral density in postmenopausal women, particularly at the lumbar spine, femoral neck, and total hip. This is especially important as we age, when declining bone density increases the risk of osteoporosis and fractures.

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The takeaway: Incorporating progressive resistance training alongside appropriate weight-bearing exercise can help preserve bone density and support long-term skeletal health. While improved bone density is promising, research is still evaluating how much resistance training alone reduces fracture rates.

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3. Protect Your Joints and Manage Arthritis

One of the biggest misconceptions about arthritis is that exercise will cause more wear and tear on your joints.In reality, appropriately prescribed exercise is one of the most effective conservative treatments for osteoarthritis.Strong muscles surrounding your hips, knees, and shoulders help support and stabilize these joints while improving how forces are distributed during movement.

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Research consistently demonstrates that strengthening exercises can reduce pain and improve physical function in individuals with knee osteoarthritis. Rather than avoiding exercise because of arthritis, the goal should be to find the right exercises, resistance, and progression for your body. This does not mean “no pain, no gain”. Again, we want to feel the muscle working, but should not feel pressure or pain inside a joint when strength training. This would be a sign to see a physical therapist to help design an exercise program that fits your needs.

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Movement is medicine. Stronger muscles can help you move with less pain and greater confidence.

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4. Reduce Your Risk of Sports and Overuse Injuries

Whether you're a runner, golfer, skier, or recreational athlete, strength training is one of the most valuable tools for injury prevention.

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A 2025 systematic review and meta-analysis found that strength-based injury prevention programs reduced overall sports injury risk by approximately 30% in the athletic populations studied.

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Strength training improves the ability of muscles and tendons to tolerate load, helping prepare your body for the physical demands of your favorite activities. For example, strengthening your quadriceps, hamstrings, and glutes can improve lower-extremity capacity for running, jumping, and skiing.

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The key is consistency. Building strength throughout the year, rather than only after an injury occurs, helps prepare your body for the activities you enjoy.

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5. Train for Balance, Stability, and Functional Strength

Injury prevention isn't just about how much weight you can lift. It's also about how effectively you can control your body during everyday movements.

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Balance, coordination, and functional strength become increasingly important as we age, particularly for preventing falls. Exercises such as single-leg balance, step-ups, and lunges, help improve lower-body strength and stability.

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Research supports combining progressive strengthening with challenging balance exercises to reduce fall risk in older adults. The goal is to build strength that translates into real life, whether that's navigating uneven terrain, climbing stairs, or recovering your balance after a stumble.

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The Bottom Line: Strength Is an Investment in Your Future

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Preventing injury isn't about avoiding activity. It's about building a body that can confidently handle the demands of everyday life.

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Strength training is one of the most powerful tools we have to support muscle health, preserve bone density, manage joint pain, and reduce injury risk.

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At Activcore Physical Therapy, we believe in taking a proactive approach to movement and long-term health. Our physical therapists can help identify areas of weakness, develop individualized strengthening programs, and guide you toward moving stronger and feeling better at every stage of life.

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Don't wait for an injury to start investing in your strength.

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Need help? We’re here for you. Contact us at Activcore to get started now.

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REFERENCES:

Cruz-Jentoft AJ, Bahat G, Bauer J, et al. Sarcopenia: revised European consensus on definition and diagnosis. Age Ageing. 2019;48(1):16-31.

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Volpi E, Nazemi R, Fujita S. Muscle tissue changes with aging. Curr Opin Clin Nutr Metab Care. 2004;7(4):405-410.

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Zhao F, Su W, Sun Y, Wang J, Lu B, Yun H. Optimal resistance training parameters for improving bone mineral density in postmenopausal women: a systematic review and meta-analysis. J Orthop Surg Res. 2025;20(1):523.

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Jones E, Starrs P, Hunter B. A systematic review and meta-analysis of the effects of high-intensity, impact, and strength training on bone mineral density in premenopausal and postmenopausal women. Menopause. Published online August 11, 2026.

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Deutsche Gesellschaft für Orthopädie und Unfallchirurgie e.V. Prevention and Treatment of Knee Osteoarthritis: Short Version of the S3 Clinical Guideline. Version 5.0. AWMF Register No. 187-050; 2024. Accessed November 11, 2026.

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Chen Z, Wang J, Zhao K, He G. Adherence to strength training and lower rates of sports injury in contact sports: a systematic review and meta-analysis. Orthop J Sports Med. 2025;13(5):23259671251331134.

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Kumar S, Smith C, Clifton-Bligh RJ, Beck BR, Girgis CM. Exercise for postmenopausal bone health—can we raise the bar? Curr Osteoporos Rep. 2025;23(1):20. doi:10.1007/s11914-025-00912-7

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‍Disclaimer:  The views expressed in this post are based on the opinion of the author, unless otherwise noted, and should not be taken as personal medical advice. The information provided is intended to help readers make their own informed health and wellness decisions.

Dr. Sarah Powner

Physical Therapist
Sarah Powner is a residency-trained Doctor of Physical Therapy (DPT) specializing in pelvic health and orthopedic rehabilitation. She primarily works at Activcore in Denver, Colorado.‍ Sarah began her career in Los Angeles at a private practice before returning to her hometown of Denver in 2025. She is deeply passionate about supporting expecting, new, and long-time mothers, helping them prepare for childbirth and rehabilitate their bodies to return to an active, pain-free lifestyle with confidence.
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