The TheraBand FlexBar Green from the THERABAND Store is a clinically proven resistance bar designed to relieve tennis elbow pain and improve grip strength. Ideal for athletes, musicians, and anyone needing forearm and hand rehab, this portable and easy-to-grip tool increases flexibility and targets tendon strength using simple exercises like the Tyler Twist. With its durable natural rubber build and detailed exercise instructions, the FlexBar offers an effective solution for anyone looking to recover from tendonitis or enhance performance. Don’t let elbow pain hold you back—experience lasting relief and stronger arms with this tried-and-tested therapy bar.
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flexbar therapy – Complete Review 2025
flexbar therapy offers a clinically proven approach to tennis elbow and tendonitis relief with its expertly designed resistance bar. Within just a few weeks of consistent use, this product can help reduce elbow pain and boost grip strength through the well-known Tyler Twist exercise.
This model, created by THERABAND, is built for anyone struggling with persistent forearm issues, whether from repetitive strain, sports injury recovery, or daily work habits. Unlike bulky rehab equipment, it provides targeted therapy in a compact, portable format.
The natural rubber bar is comfortable to grip and can be used easily at home or on the go. Many users see dramatic improvements in their range of motion and experience less discomfort with regular sessions. According to THERABAND, this device is also recommended by physical therapists worldwide.
For a full-body workout pairing, check out our resistance bands review for more versatile tools.

Key Features of the flexbar therapy
- Medium Resistance Bar: Requires 15 pounds of force to bend, making it suitable for most users seeking forearm rehabilitation and wrist strengthening.
- Ridged Natural Rubber Design: The durable, slip-resistant exterior aids grip strengthener routines and maximizes stability during Tyler Twist exercise reps.
- Portable Rehab Equipment: At just 12″ long and 1 3/4″ in diameter, this model fits easily into gym bags, making sports injury recovery or elbow pain relief achievable anywhere.
- Clinically Proven Therapy: Backed by multiple academic studies, this tool reduces pain and improves function, especially for those with repetitive strain injuries or tendonitis relief goals.
Curious how this compares to free weights? See our neoprene dumbbells review for more grip-focused options.
Real-World Performance Testing
In several clinical trials, flexbar therapy showed an 81% reduction in elbow pain over approximately 6-7 weeks. Users reported a 72-79% boost in grip strength and significant improvements in daily function after consistent Tyler Twist training, using three sets of 15 reps per day.
This product is particularly helpful for tennis elbow, golfers, and anyone needing specialized tendonitis relief. Notably, studies found it outperformed standard physical therapy routines in grip and pain improvement, though plyometric protocols combined with ultrasound sometimes offered a slight functional advantage.
On the downside, those with limited hand mobility might find the medium resistance version challenging; beginners may prefer starting with the lighter (red or yellow) bar. Still, no major adverse effects have been reported—just remember to follow instructions for best results. If elbow pain persists, always consult a licensed therapist or medical professional.
For additional tips on injury prevention, review our guide on staying safe with balance board training.
External clinical research, such as this NIH study, strongly supports the THERABAND bar’s effectiveness in sports injury recovery and medium resistance bar training.
How It Compares to Alternatives
This tool stands out with its clinically proven therapy and easy-to-use design. Priced competitively, it delivers better outcomes for forearm rehabilitation than most generic grip strengtheners.
Leading alternatives like the Rogue Fitness Twist Bar and Logest Blue Hand Therapy Bar also offer resistance options, but the THERABAND version is trusted by more therapists and has wider research backing. It also includes illustrated exercise guides to speed up recovery.
Warranty terms and price are similar across most major brands, but few match the depth of clinical validation or the reputation behind the THERABAND name.
Who Should Buy This Product?
This tool is a must for individuals experiencing tennis elbow, athletes in racquet or throwing sports, and anyone recovering from repetitive strain injuries. It’s also excellent for musicians, gardeners, and desk workers seeking to improve wrist function and elbow pain relief.
Those with severe arthritis or very limited grip may find the green (medium) resistance too much—opt for a lighter model instead. People already using advanced weighted equipment or seeking ultra-heavy resistance should explore other rehab equipment solutions tailored to their needs.

Frequently Asked Questions
- How long should I use this device each day?
Most people benefit from three sets of 15 repetitions, once daily. Always follow included Tyler Twist instructions for optimal results. - Can this help with conditions besides tennis elbow?
Absolutely. The device is suitable for general elbow pain relief, tendonitis, and even mild carpal tunnel symptoms. Consult with a specialist to tailor your protocol. - Is flexbar therapy safe for beginners?
Yes, flexbar therapy can be used by most beginners. Those new to resistance tools may want to start with a lighter version if the green bar feels too challenging. - What is this product made from?
It is crafted from dry natural rubber, offering excellent durability and a non-slip grip for all your wrist strengthening needs. - Does the package include instructions?
Yes, detailed instructions and guidance for Tyler Twist and other exercises are included with this product.
In summary, flexbar therapy remains one of the most effective and accessible rehab tools on the market—an excellent investment for anyone serious about recovery and prevention. Ready to improve your grip and banish elbow pain? Order now and experience the benefits for yourself!









