A muscle strain is a rapid and intense contraction or overstretching of a muscle, both of which can exceed the tolerance of the muscle tissue, resulting in a tear or rupture of the muscle. Generally, the symptoms of arm muscle strain include sudden onset of pain and swelling in the arm muscle, ecchymosis of the skin, and limitation of movement.
1. Sudden onset of muscle pain: strained muscle fibers, partial or total rupture of the muscle can lead to varying degrees of muscle pain and cause aseptic inflammation of the muscle, resulting in muscle edema. Cold compresses or bandages can be applied in the early stages of muscle strains.
2. Skin ecchymosis: muscle rupture caused by the muscle blood vessel damage or even rupture, blood overflow, resulting in subcutaneous bruising, which is a special symptom of muscle damage, it is recommended to put pressure on the bandage in time and elevate the injured part to stop bleeding.
3. Restricted activity: the human body through the contraction and diastole of the muscle to achieve the completion of the action, when the muscle structure is damaged, the function is also affected, can be manifested as damaged muscle parts of the activity is limited, serious cases may not be able to move.
There are many other symptoms of muscle strain in the arm, such as muscle stiffness or weakness, etc. It is recommended to consult a doctor in time, under the guidance of the doctor for targeted treatment.