Increased joint mobility: 3 ways to recognize and check joint flexibility.

Have you ever heard anyone say they have "flexible limbs like rubber," "can touch their thumb to their wrist," or "can bend over and touch the floor effortlessly"? In fact, these could be signs of increased joint mobility – also known as hypermobility .

This is a condition where your joints move beyond their normal limits compared to most people. It may sound harmless, but if left unchecked, increased joint mobility can make you more prone to joint pain, dislocations, or injuries during movement.

This article will help you:

• Understanding what increased joint mobility is.

• Learn how to self-assess whether you belong to the "super flexible" group (according to the Beighton scale).

• And most importantly: learn how to protect your joints with exercises that help stabilize them, reducing the risk of pain and injury.

Let's explore to understand our bodies better – because while flexibility is good, stability is key to long-term joint health .

Things you should know about increasing joint mobility.

• Perform a joint flexibility test (Beighton test):
  Check if your little finger, thumb, elbows, knees, and spine move more than normal. If your joints are excessively flexible, you may be someone with hypermobility.

• Recognize the common signs:

  • Joint pain or stiffness after exercise.

  • Easily dislocated or "loose" joints.

  • Skin that bruises easily or is sensitive.

  • Mild digestive upset may occur due to weakened connective tissue.

• Ways to protect and stabilize joints:

  • Maintain proper posture when sitting, standing, or carrying heavy objects.

  • Physical therapy exercises to control range of motion.

  • Strengthen the muscles around the joints with strength-building exercises and gentle physical activities such as walking, swimming, or controlled yoga.

  • Drink plenty of water and maintain good nutrition to nourish connective tissue.

Understanding your body helps you know how to properly care for your joints. Increasing joint mobility isn't dangerous , but if you know how to manage it, you can maintain safe and sustainable flexibility for your body.

Method 1: Check joint flexibility using the Beighton test.

Step 1: Check the flexibility of the little finger (Beighton test)

• How to do it:

  1. Place your forearm and hand on a flat surface (table or hard tabletop), with your elbow bent at a 90-degree angle.

  2. Using your other hand, gently lift the little finger of the hand that is checking back towards your body.

  3. Observe whether the little finger can bend backward more than 90 degrees relative to the table surface.

• Result:

  • If your little finger can bend backward more than 90 degrees, you get 1 point for that hand.

  • Repeat with the other hand. This section can be worth a maximum of 2 points in total.

The movements should be performed gently, avoiding excessive pressure on the fingers to prevent joint injury. If you experience pain or joint strain, stop and consult a musculoskeletal specialist.

Step 2: Check the flexibility of the thumb (Beighton test)

• How to do it:

  1. Extend one arm straight out in front of you, palm facing down .

  2. Using your other hand , gently press the thumb of the hand performing the examination inward toward the forearm.

  3. If your thumb can touch the inside of your forearm , it indicates you have high mobility in your thumb joint .

• Result:

  • Each thumb that touches the forearm earns 1 point .

  • Performed with both hands, this part of the test can score up to 2 points .

Avoid applying excessive force, especially if you experience pain or joint tension. Over-pressuring your fingers can damage the tendons or ligaments around the thumb joint. If you notice any abnormalities, you should consult a musculoskeletal specialist for further advice.

Step 3: Check elbow mobility (Beighton test)

• How to do it:

  1. Extend both arms straight out at shoulder level, palms facing upwards .

  2. Gently lower your wrist and forearm so that your elbow is extended backward .

  3. Observe whether the elbow is bent backward by more than 10 degrees from the natural line of the arm.

  4. If so, you get 1 point for that side .

• Result:

  • Perform this step alternately for both hands; this section can be worth a maximum of 2 points .

  • If you're checking yourself, stand in front of a mirror or ask someone else to observe you for a more accurate assessment.

• Note:
  Excessive backward flexion of the elbow is a common sign of hypermobility . However, accurately measuring the angle requires a specialized instrument (goniometer) – typically used by doctors or physical therapists.
  If you experience pain, numbness, or joint looseness while performing the exercise, stop immediately and consult a doctor for a thorough examination.

Step 4: Check knee joint mobility (Beighton test)

• How to do it:

  1. Stand upright, feet parallel, and knees fully extended (the "knee lock" position).

  2. From that position, observe whether the knee is extended backward by more than 10 degrees relative to the straight axis of the leg.

  3. If so, you get 1 point for each leg .

• Result:

  • Perform the exercise with each leg in turn; this section can be worth a maximum of 2 points .

  • When performing a self-examination, stand at an angle in front of a full-length mirror for easier observation, or ask someone else for assistance.

• Note:
  Accurately assessing the degree of knee flexion can be difficult to do yourself. In clinical practice, a doctor or physical therapist will use a goniometer to accurately determine the degree of increased mobility.
  If you experience pain, tension, or instability in the joint while stretching, you should stop and consult a musculoskeletal specialist for safety.

Step 5: Check spinal mobility (Beighton test)

Step 6: Calculate the total Beighton score to assess the degree of joint mobility improvement.

• Scoring method:
  Add up all the scores from the test sections, including:

  • Little finger (maximum 2 points)

  • Thumb (maximum 2 points)

  • Elbow (maximum 2 points)

  • Pillow (maximum 2 points)

  • Spine (1 point)
    The maximum total score is 9.

• Evaluation results:

  • If your overall score is 4 or higher , you are considered to have generalized hypermobility – meaning that many joints in your body move beyond their normal limits .

  • Even with a lower score, you may still experience increased mobility in other joints not included in the Beighton test, such as the jaw, neck, shoulders, hips, ankles, or feet .

• A factual note:

  • If you were able to perform these movements easily as a child or teenager , that is still considered to indicate innate increased joint mobility , even if you are not as flexible now.

  • Increased joint mobility isn't necessarily a disease, but if you frequently experience joint pain, easily dislocate joints, or have muscle fatigue , consult a musculoskeletal specialist for guidance on appropriate exercises and effective joint protection.

Method 2: Identifying Hyperflexibility Joints and Related Symptoms

Step 1: Assess the level of pain and stiffness in the joint when experiencing increased joint mobility.

• Recognize the signs:

  • People with increased joint mobility often experience pain or stiffness in their joints , especially after strenuous activity or in the evening .

  • The pain is usually dull and occurs in weight-bearing joints such as the knees, wrists, ankles, or lower back .

• Adjust your exercise routine accordingly:

  • If you experience joint pain after exercising , you should consider changing your type of exercise .

  • Avoid high-impact exercises such as running, jumping rope, or contact sports.

  • Instead, choose gentle exercises that put less pressure on the joints, such as cycling, swimming, yoga, or motion control pilates .

• Reduce pain and relax joints:

  • Soaking in warm water helps relax muscles and reduce joint stiffness.

  • You can use mild pain relievers and anti-inflammatory drugs such as ibuprofen (as directed by your doctor or pharmacist).

  • Maintain a routine of warming up thoroughly before exercise and stretching gently afterward to better protect your joints.

Pain doesn't always reflect serious injury, but if the pain is persistent, swelling or dislocations recur , you should see a musculoskeletal specialist as soon as possible. Lifestyle adjustments and proper exercise can help you keep your joints flexible and stable over time .

Step 2: Review the history of joint injuries to assess for hypermobility syndrome.

• Identifying dislocations through a history of the joint:

  • If you've experienced frequent dislocations – especially in the shoulder, elbow, or knee – it could be a sign of hypermobility syndrome .

  • When ligaments and connective tissues are loose , joints are more likely to "slip out of place," even during light movement.

• Recurrent soft tissue injuries:

  • People with increased joint mobility are more prone to injuries such as sprains, ligament tears, or persistent muscle pain .

  • If you frequently experience joint pain or swelling without any major impact, that's also a sign to watch out for.

• Distinguishing it from sports-related injuries:

  • Not everyone who experiences multiple joint injuries develops hypermobility syndrome.

  • For example, soccer players, basketball players, or long-distance runners are prone to knee or ankle injuries due to the nature of their sport, which is not necessarily related to joint laxity.

• Advice from real-world experience:

  • If you experience recurrent dislocations or injuries even with light activity , consult a musculoskeletal specialist .

  • The doctor may recommend an MRI or soft tissue ultrasound , combined with a clinical assessment using the Beighton score , to determine the exact cause.

  • Early detection allows you to adjust your exercise habits, strengthen the muscles around the joint, and reduce the risk of long-term injury .

Step 3: Assess digestive and urinary issues related to hypermobility syndrome.

• The relationship between increased joint mobility and the digestive system:

  • Many people with hypermobility syndrome also experience digestive problems, including:

    • Gastroesophageal reflux (acid reflux)

    • Chronic constipation

    • Irritable bowel syndrome (IBS) – characterized by symptoms such as abdominal pain, bloating, and alternating diarrhea and constipation.

  • The cause is believed to be weaker than normal connective tissue and smooth muscle in the intestinal wall , leading to less efficient digestion.

• Distinguishing between temporary and chronic conditions:

  • Occasional digestive symptoms are not necessarily a sign of hypermobility syndrome.

  • However, if you are undergoing long-term treatment for chronic digestive disorders, especially if accompanied by hyperflexia (excessive joint mobility ), then it is more likely that these two conditions are related.

• Urinary symptoms may include:

  • Some people may experience urinary incontinence (leaking urine) due to weak pelvic floor muscles , which is also a consequence of loose connective tissue.

• Practical advice:

  • If you have digestive or urinary problems along with joint looseness, dislocation, or chronic pain , inform your musculoskeletal or digestive specialist .

  • Early and coordinated treatment helps control systemic symptoms , improve quality of life, and prevent future complications.

Step 4: Observe the elasticity and strength of the skin to identify hypermobility syndrome.

• Common skin characteristics in people with increased joint mobility:

  • The skin is thinner, softer, and more easily stretched than normal.

  • Easily bruised even from a minor bump .

  • Stretch marks appear early or in large numbers even without significant weight changes.

  • These signs indicate that the connective tissue in the skin is weak , similar to that found in joints and ligaments.

• Distinguish it from other causes:

  • Stretch marks can be caused by common physiological factors such as rapid weight loss, pregnancy, or puberty , so they are not always a symptom of hypermobility syndrome.

  • Easy bruising can also occur in people with vitamin C deficiency, those taking anticoagulants, or those with other blood clotting disorders.

• Advice from clinical experience:

  • If you notice your skin is easily irritated, bruises unexplained, or has unusual elasticity , talk to a dermatologist or orthopedic doctor .

  • A thorough examination will help determine whether these symptoms are related to hypermobility syndrome or are a consequence of another problem .

  • Regular moisturizing and adequate supplementation of vitamin C, collagen, and protein can help increase the strength and elasticity of connective tissue .

Step 5: Consult your doctor if you suspect hypermobility syndrome.

• When should you see a doctor?

  • If you have overly flexible joints along with one or more symptoms such as joint pain, recurrent dislocations, thin skin, digestive problems, or easy bruising, you should proactively schedule an appointment with your doctor.

  • When you go for a check-up, you should clearly describe your symptoms and say that you suspect you have hypermobility syndrome .

• What will the doctor do?

  • Examine and assess joint mobility through basic movements such as those in the Beighton test .

  • Obtain a detailed medical history , including any injuries, dislocations, or recurring joint pain.

  • Blood tests or X-rays may be ordered to rule out other conditions (arthritis, connective tissue disease, genetic disorders, etc.).

  • In some cases, your doctor will refer you to a rheumatology or genetics specialist for a more in-depth evaluation.

• Treatment and care plan:

  • Your doctor may prescribe mild pain relievers or anti-inflammatory medications to control your symptoms.

  • This guide will show you rehabilitation exercises to help strengthen the muscles around the joint and improve stability.

  • Provide lifestyle advice , such as avoiding high-impact sports, maintaining a healthy weight, getting enough sleep, and ensuring good nutrition for connective tissue.

• Practical experience:
  Hypermobility syndrome is often difficult to diagnose early if the doctor doesn't have enough information about the patient's history. Therefore, documenting symptoms, the time of injury, and the type of activity causing pain will help the doctor make a more accurate assessment.
  Early detection and treatment help reduce the risk of long-term joint damage , while also allowing you to maintain an active yet safe lifestyle .

Method 3: Effectively improve and stabilize joint flexibility.

Step 1: Keep the joint in a neutral position to protect it and reduce pain.

• Maintain a neutral position for the joint:

  • Regularly observe and adjust your body posture , especially your hands, shoulders, back, and knees.

  • Neutral posture means the joint is neither excessively flexed nor fully extended , which helps reduce pressure and avoid overstretching the ligaments.

  • At first, you may need to consciously pay attention , but gradually your body will develop the habit of keeping the joints in the correct position.

• Why this is important:

  • In people with increased joint mobility , the joints are often "looser" than normal.

  • Keeping the joint in a neutral position reduces stress on connective tissue and prevents further weakening of the muscles around the joint , thereby limiting pain and injury.

• Things to keep in mind in your daily life:

  • If you have to do repetitive tasks like typing, sewing, knitting, etc., take regular breaks to allow your joints to relax.

  • When standing for long periods, avoid locking your knees tightly ; keep them slightly bent to prevent putting pressure on the joints.

  • Maintaining proper spinal posture – a straight back and relaxed shoulders – can help reduce back and neck pain , especially in people with hyperflexible spines .

• Practical experience:
  Small changes in daily posture – such as how you sit, stand, or hold objects – can have a significant impact on long-term joint health .
  For individuals with increased joint mobility , developing habits of maintaining stable, neutral joint positions is fundamental to reducing pain, preventing injuries, and improving quality of life .

Step 2: Consult your doctor for guidance on appropriate physical therapy.

• Thanks to the doctor's referral to a physical therapist:

  • Your doctor can help you schedule an appointment more quickly with a physical or occupational therapist.

  • A specialist will assess your joint mobility and design a personalized exercise program to help reduce pain, improve muscle strength, and stabilize your joints .

• Benefits of physiotherapy:

  • Learn stretching exercises and strengthen the muscles around the joints to make them function more stably.

  • Reduces the risk of dislocation or recurrent injury.

  • Improve your posture and daily mobility , allowing you to live more comfortably without putting pressure on your joints.

• When done at home:

  • After the therapy session, the therapist will usually instruct you on additional exercises you can do daily to maintain the results.

  • If you experience pain, swelling, or joint instability during exercise, immediately inform your therapist so they can check and adjust your training program accordingly.

• Practical experience:
  Physical therapy is a safe and effective long-term method for people with increased joint mobility , provided that the exercises are individually designed and performed with proper technique .
  Don't try to "work out to be more flexible" – the goal is to make your joints stronger, more stable, and less painful , not to increase flexibility.

Step 3: Strengthen the muscles around the joint to reduce pain and prevent injury.

• Why is it important to strengthen the muscles around the joints?

  • In people with increased joint mobility , the joints are often loose and unstable , causing the muscles around the joints to weaken over time .

  • Strength training helps muscles support and stabilize joints , reducing pain and minimizing the risk of dislocations or recurring injuries .

• How to get started safely:

  • Start slowly , using your body weight as resistance for the first 2–4 weeks, especially if you 're new to weight training .

  • As your body adapts, gradually increase the intensity and weight , focusing on proper technique rather than the number of repetitions or the amount of weight .

  • Consult your doctor or physical therapist before starting any exercises to choose appropriate exercises and avoid movements that could harm your joints .

• Suggested exercises:

  • Isometric exercises help increase muscle strength without putting pressure on the joints , for example:

    • Raise your legs straight while lying on your back to strengthen your thigh muscles.

    • Maintain a plank position to strengthen your core muscles and stabilize your spine.

  • Gentle exercises such as swimming, control yoga, or restorative pilates can be incorporated to safely increase endurance and flexibility.

• Practical experience:
  Joint exercises don't need to be strenuous, but they must be regular and done correctly . When the muscles are strong enough, you will clearly feel the stability of your joints , significantly reducing the feeling of "looseness" and dull pain.
  Be persistent – ​​because muscle strength is the best "natural shield" to protect your joints and keep them healthy in the long run .

Step 4: Gentle exercise helps keep joints flexible and reduces pain.

• Exercise regularly 3–5 times per week:

  • Gentle cardio exercises help increase blood circulation , supplying oxygen to the muscles , thereby reducing pain and stiffness in the joints .

  • People with increased joint mobility should choose low-impact activities to avoid putting additional pressure on their joints.

• Recommended activities:

  • Swimming : the whole body is in motion, but the joints are still "supported" by the water.

  • Cycling : helps increase endurance and strengthen leg muscles without putting strain on the knees.

  • Gentle walking or using an elliptical machine : supports circulation, suitable for people prone to joint pain.

• Avoid high-impact exercises:

  • Running, jumping rope, and contact sports can cause further damage to ligaments and joints .

• Yoga & Pilates – recommended, but with caution:

  • This is an ideal choice for increasing muscle strength to support joints , improve posture, and enhance flexibility.

  • However, you should not extend the joint beyond its limits , even if your trainer encourages it.

  • Avoid advanced yoga classes or hot yoga , as high temperatures can easily overstretch ligaments and increase the risk of injury.

• Practical experience:
  Choose light, steady, and controlled exercises; there's no need to push yourself to the limit. Maintaining proper exercise will help strengthen muscles, joints, and improve overall flexibility each day .

Step 5: Drink plenty of water to protect your joints and reduce pain and stiffness.

Step 6: Keep the joint constantly moving to reduce tension and pain.

• Change your posture frequently:

  • Do not sit or stand in one place for more than 30 minutes .

  • If your job requires you to maintain the same posture for long periods, occasionally shift, change position, or make slight "twisting" movements to keep your joints active.

• Maintain correct posture:

  • Always adjust your posture when sitting or standing , avoiding hunching your back, locking your knees, or overextending your joints.

  • Keeping the joint in a neutral position helps reduce pressure on the ligaments and muscles around the joint , preventing pain and muscle fatigue.

• Practical experience:

  • Gentle, consistent exercise throughout the day helps improve joint flexibility and reduces stiffness at the end of the day.

  • This is a small habit, but it has a big impact on long-term joint health , especially for people with increased joint mobility .

Things to know about increasing joint mobility

• Gender and distribution:

  • Women are generally more prone to increased joint mobility than men .

  • One side of the body may be more flexible than the other , or some joints may be more supple than others .

• The Beighton score is not synonymous with the syndrome:

  • A high score on the Beighton test only indicates that you have more joint flexibility , but it doesn't automatically mean you have hypermobility syndrome .

  • To diagnose the syndrome, other symptoms such as joint pain, recurrent dislocations, thin skin, or digestive problems need to be considered .

• Be cautious when self-testing:

  • When performing the Beighton test at home , avoid over-stressing your joints if you experience pain.

  • Avoid overstretching to show off your muscles or to perform tricks – this can easily lead to injury and loosen your joints.

• Risk of rare diseases:

  • In rare cases, increased joint mobility may be a sign of Ehlers-Danlos syndrome (EDS) – a genetic disorder affecting connective tissue, joints, and ligaments .

• Practical experience:

  • Knowing your body's limits and practicing safely is paramount.

  • Increased joint mobility is not a dangerous condition if properly monitored, cared for, and treated with appropriate exercises .

References

1. https://www.ehlers-danlos.com/assessing-joint-hypermobility/
2. https://www.nhs.uk/conditions/joint-hypermobility-syndrome/
3. https://rheumatology.org/patients/hypermobility-syndrome-juvenile
4. https://www.versusarthritis.org/about-arthritis/conditions/joint-hypermobility/
5. https://www.aafp.org/pubs/afp/issues/2021/0415/p481-s1.html
6. https://www.nhs.uk/conditions/ehlers-danlos-symptoms/

Translated by: Lesley Collins Tran .