How to Start Working Out Again After Knee Injury? [Easy Guide]
- Ezra Miller

- May 27
- 6 min read

Highlights
Before starting to exercise again after a sprained knee, make sure the swelling and pain have noticeably decreased to avoid delaying your recovery.
Patience and guided training are essential after experiencing a knee injury to rebuild strength safely and prevent reinjury.
With the right plan and support, knee injury recovery is entirely achievable—many people return to full function, including running and other high-impact activities.
Knowing how to start working out again after a knee injury can make all the difference between a full recovery and a frustrating setback. When your body isn’t moving like it used to, it’s easy to feel stuck or uncertain about what’s safe to do next.
In this guide, you’ll learn practical steps, expert tips, and common mistakes to avoid, helping you rebuild strength, confidence, and mobility—one workout at a time. Following a structured approach ensures a safe and effective return to your fitness routine.
Can I Still Exercise with a Knee Injury?
Yes, you can still exercise with a knee injury, as long as you're choosing the right movements and listening to your body. Low-impact activities like walking, swimming, resistance band work, or controlled stretching can keep you active without aggravating the injury.
📌 For personalized advice and treatment plans, it's recommended to consult directly with our specialists at Empower Fitness. |
When Should You Start Exercising a Sprained Knee?
To start exercising after a sprained knee, wait until the swelling and pain have significantly reduced—usually after the first few days or weeks, depending on the severity.
A physical therapist can help guide your timeline and select safe exercises for each stage of recovery. Ensuring proper healing before resuming activity is essential to avoid further injury.
How Do I Start Working Out After a Knee Injury? - 9 Tips to Get Back on Track
Starting over can be frustrating, but progress is possible with the right plan. Here are 9 tips to ease back into your workout routine safely:
Consult a Physical Therapist: A certified PT like Ezra Miller at Empower Fitness can assess your injury, identify limitations, and build a personalized recovery plan.
Start Slow and Controlled: Focus on range of motion and stability before jumping into intensity. Progression matters more than speed.
Prioritize Low-Impact Movement: Choose cycling, swimming, Pilates, or elliptical over running or jumping exercises.
Strengthen the Muscles Around Your Knee: Target your quads, hamstrings, and glutes with bodyweight exercises or light resistance.
Warm Up Properly: Use dynamic stretches and slow mobility drills to prep your joints before activity.
Use Resistance Bands for Stability Training: They're great for balance work and rebuilding control without adding strain.
Incorporate Flexibility Exercises: Stretching can improve range of motion and prevent stiffness.
Listen to Your Body: Pay attention to pain signals and adjust your routine accordingly.
Don’t Skip Rest Days: Your body repairs itself during rest. Skipping it delays healing.
Following these tips will help ensure a safe and effective return to your workout routine after a knee injury.

How to Start Working Out Again After Knee Injury at Home
You don’t need a gym to restart your fitness journey straight away. Here are some effective tips for exercising at home with a knee injury:
Try Chair-Based or Floor Exercises: Seated leg lifts, wall sits, and glute bridges are gentle but effective movements that can help strengthen your muscles without putting too much strain on your knees.
Incorporate Gentle Yoga or Stretching Routines: Focus on hip mobility, hamstring flexibility, and ankle strength to support your knees and improve overall stability.
Use Household Items as Light Weights: Get creative with water bottles, towels, or resistance bands to add challenge to your workouts without needing specialized equipment.
Keep Workouts Short and Consistent: Aim for 10–15 minutes daily rather than longer sessions once a week. Consistency is key to gradual improvement and recovery.
If you follow these strategies, you can maintain your fitness while protecting your knees before you start a specific recovery workout or guided training.
I can't change what happened, so the focus needs to go toward healing and coming back stronger than ever. - Carli Lloyd
How to Speed Up Knee Injury Recovery?
To speed up knee injury recovery, follow a consistent rehabilitation plan and engage in safe, low-impact exercises. Incorporate anti-inflammatory foods into your diet and actively manage your stress levels for optimal healing.
📌 Avoid high-impact movements until your physical therapist gives you the green light to include them in your workout regimen. |
These essential steps will help facilitate healing and enhance your overall recovery process.
Keep in mind that recovery takes time; rushing this process may lead to increased pain or even reinjury.
Start Your Recovery Journey with Empower Fitness PT in Boca Raton
At Empower Fitness, our licensed physical therapists help you rebuild strength and mobility—safely. Whether you’re recovering from a sprained knee or a complex injury, we tailor every session to your goals.
Book a free consultation in South Florida and start moving better today. Your journey to recovery begins here!
What Is the #1 Mistake That Makes Bad Knees Worse?
The #1 mistake that makes bad knees go worse is jumping back into high-impact workouts too soon—such as running, weighted squats, or HIIT circuits. These activities can delay healing or even cause reinjury.
Always rebuild gradually and seek guidance to ensure a safe return to your fitness routine. Taking the time to recover properly is essential to avoid future complications and keep your knees working well.
Do Knee Injuries Ever Fully Heal?
Yes, most knee injuries can fully heal—especially with proper rehab, rest, and professional care. However, each case is unique, and long-term outcomes depend on the severity of the injury.
We always recommend being assessed by a doctor of physical therapy to evaluate your specific needs and ensure an effective recovery plan tailored to you. At Empower Fitness, you can get a one-on-one assessment to receive specific instructions for your recovery process.
Will I Ever Be Able to Run Again After a Knee Injury?
Yes, you will be able to run again after a knee injury—once you've regained strength, stability, and range of motion. Many people successfully resume running with proper rehab and a gradual reintroduction plan.
Patience and consistent effort are key to a safe comeback. Don’t jump into high-impact exercises too soon. Check with your doctor if you are ready to take that step.
Recovery begins from the darkest moment. – John Major
FAQs About Working Out Again After Knee Injury
Is It Better to Rest or Walk with Knee Pain?
It depends on the cause of the pain. For minor injuries or in the early stages of recovery, gentle walking may promote circulation and aid healing. However, if you experience sharp or persistent pain, it’s best to rest and seek evaluation from a healthcare professional.
Always listen to your body and adjust accordingly. If you are not sure about the following steps, consult with a doctor or physical therapist.
What Is the Hardest Knee Injury to Recover From?
The hardest knee injury to recover from is an ACL tear, especially when surgery is required. Recovery may take several months and involves progressive rehab and strengthening.
What to Eat to Lubricate Knees?
To lubricate your knees, you can eat foods rich in nutrients that support joint health, such as:
Omega-3 fatty acids: Foods like salmon, chia seeds, and walnuts can reduce inflammation and support joint health.
Anti-inflammatory vegetables: Incorporate a variety of vegetables, such as spinach, kale, and broccoli, which are rich in antioxidants.
Hydration: Staying well-hydrated is crucial for joint lubrication and overall health.
Balanced diet: Whole grains, lean proteins, and healthy fats can also support joint function.
Still, it’s important to remember that no diet alone will do the job—lasting results come from combining smart nutrition with guided training and a personalized recovery plan.

Conclusion: How Do You Regain Muscle After Knee Injury?
To regain muscle after a knee injury, focus on progressive resistance training, proper nutrition, and guided physical therapy. Start with light bodyweight exercises and low-impact activities like walking to gently activate your muscles. As your strength improves, gradually increase the intensity while listening to your body.
Learning how to start working out again after knee injury isn't just about movement—it's about rebuilding strength, confidence, and control. With the right plan and professional support, full recovery is possible.
Book a one-on-one assessment at Empower Fitness and take the next step forward!




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