Why can't I stretch my arm after workout?
William Rodriguez
Published Jan 11, 2026
However, if you literally can't straighten your arm a few days after a round of bicep curls, it's probably time to call the doctor. Brickner says that this is a sign of rhabdomyolysis, a severe injury to the muscles from an excessive workout. Extreme exercise can actually cause cell death of the muscles themselves.
Why can't I fully extend my arm?
A person who cannot fully bend or straighten the elbow after an injury should see a doctor. Strain: A strain is the medical term used when muscles are torn or over-stretched. A more common term for this is a "pulled muscle." Minor strains often heal with just time and rest. Surgery is rarely needed for a muscle strain.
Why is my arm so tight after a workout?
The short answer is that it's down to our muscle fibres, which expand and contract when we move our muscles. Muscle stiffness can occur during exercise when the fibres contract, seize up, and have difficulty expanding again.
Why is it painful to straighten my arm?
Tennis elbow, or lateral epicondylitis, is a painful inflammation of the elbow joint caused by repetitive stress (overuse). The pain is located on the outside (lateral side) of the elbow, but may radiate down the back of your forearm. You'll likely feel the pain when you straighten or fully extend your arm.
Is it normal for muscles to be tight after workout?
Typically, normal muscle stiffness will occur after exercise or a tough workout. And the stiffness can occur after a period of inactivity, such as when you wake up, or getting off a chair if you've been sitting for a long time.
22 related questions foundIs it OK to workout if still sore?
Exercising When Your Body Is Sore
If you continue your usual exercise regimen even when you're sore, you're not giving your muscles enough time to heal. In fact, pushing yourself during a bout of soreness can eventually lead to an overuse injury. Overall, you're at risk of causing harm to your body by not resting.
How do I regain my elbow extension?
Using your “good” hand, grasp the wrist of your injured elbow (cup your wrist in your hand comfortably so that the palm of your “good” hand is facing you). Try to push against your hand to gain more extension (i.e. try and straighten your elbow further against resistance). Push for 5 seconds. Repeat 10 times (minimum).
What to Do When You Can't straighten your arm?
Treatments
- Rest. Let the tendon heal by taking a break from your usual activities that put pressure on your biceps or causes pain. ...
- Ice. Ice the injury right after it happens and while it is healing. ...
- Nonsteroidal anti-inflammatory medicine (NSAID). ...
- Exercise and physical therapy. ...
- Surgery.
WHAT IS elbow locking?
Elbow Locking is a mechanical problem where loose bodies (fragments of bone or cartilage) move around inside the elbow joint and get caught between the moving parts. When this happens the joint gets stuck until the loose body moves. The joint is often painful after locking has happened.
How do you know if you hyperextended your arm?
Symptoms of Hyperextended Elbow
- Swelling.
- Stiffness on the elbow joint.
- Elbow deformity.
- Redness.
- Numbness due to constricted nerves.
- Discoloration and blotchy skin on the injured area.
- Pain.
- Weakness of the joint.
What is Forarm?
Introduction. The forearm of the upper extremity runs from the elbow to the wrist. Two bones, the radius laterally and the ulna medially, form the forearm. It has two compartments, the anterior (flexor) and posterior (extensor). The two compartments together have twenty muscles.
What is frozen elbow?
Stiff elbow refers to those individuals who experience pain or problems when extending their elbow greater than 30 degrees. There are many factors that may cause a frozen elbow including arthritis of the elbow, post-traumatic injury, bicep tendon tear, infection, and congenital and degenerative conditions.
Why don't my arms go straight?
There are a few different reasons why you may not be able to straighten your arm, some of the most common are: Dislocated or hyperextended elbow joint. Fracture in the bones around the elbow. Severe inflammation of the tendons around the elbow.
How do you unlock your elbow joint?
Get It Bending: Elbow Flexion
Stand with your arm at your side. Actively bend your elbow up as far as possible, then grasp your forearm or wrist with your other hand and gently add overpressure. 3 Hold the bent position of your elbow for five to 10 seconds, and then release the stretch by straightening your elbow.
How sore is too sore?
How much pain is too much? If the pain you're experiencing prevents you from carrying out daily activities associated with living or working, then the exercise was too much. If the discomfort lasts for more than 72 hours, then the exercise was too much.
Does soreness mean muscle growth?
Muscle soreness is related to muscle damage, which can promote, but is not required for, muscle growth. In a nutshell, unless your goal is to feel sore, then you don't need to be sore after every workout.
Is it OK to skip workout for 2 days?
Skipping your workout becomes a problem when you skip for more than two days in a row, say experts. It's incredibly easy for one missed workout to turn into two, three and more. It's okay to miss one or two workouts but the key is never to skip more than two days in a row.
How do you stretch out your arms?
Stand in a doorway with your left hand grasping the doorway at waist level. Step forward with your left foot, bend your knee, and yield your weight forward. Feel the stretch in your arm and shoulder while maintaining a slight bend in your elbow. Hold this position for up to 30 seconds.
Did I pull a muscle in my bicep?
The most common symptom of a bicep tear or strain is a sudden burst of pain in the upper arm near the shoulder. You could also hear a “popping” sound as the tendon tears. Other signs that you may have torn a bicep tendon can include: Weakness in the shoulder.
How long does DOMS usually last?
The NHS suggests that DOMS will typically last between 3 and 5 days, yet you're likely to feel your muscles loosen up after the first couple of days.
Why do elbows get so stiff?
Stiffness can happen due to problems with the elbow joint itself or with the muscles, covering of the joint, or ligaments. In some situations, such as after an injury or operation, soft tissue can form into scar tissue. This can cause elbow stiffness. Occasionally, the elbow may lock in a fixed position.
How long does it take for elbow stiffness to go away?
Giannicola et al.7 report that 70% of patients recovered functional range between 3 months and 6 months post injury, with recovery of flexion being slowest to improve.
Why does my elbow get stuck and crack?
Elbow injuries such as sprains, tennis elbow, golfer's elbow, tendinitis, and bursitis can contribute to uncomfortable elbow popping. Elbow dislocation or instability is another cause of joint popping or clicking. The popping might also be caused by scar tissue from previous injuries or surgeries.
Why is my forearm so skinny?
Also, it's possible that your skinny forearms are due to your genetics. If you're somewhat tall or simply have less overall muscle, then your body mass will naturally be distributed over a larger surface area, which can result in your lower arms looking a little thin.
What are the 2 bones in your arm called?
Your arm is made up of three bones: the upper arm bone (humerus) and two forearm bones (the ulna and the radius).