There are many reasons for right arm pain, and the common ones are cervical spondylosis, frozen shoulder, and trauma.
1. Cervical spondylosis: due to long-term cervical spine strain, osteophytes or disc prolapse, ligament thickening, etc., so that the cervical spinal cord, nerve roots, blood vessels are compressed, and the sympathetic nerves are stimulated, which manifests itself as cervical back pain, stiffness, and radiation to the right side of the upper limbs can appear as symptoms of right arm pain, accompanied with numbness of the upper limbs.
2. Frozen shoulder: If the soft tissue around the right shoulder joint is aseptic inflammation, it can lead to right shoulder pain, right arm pain and activity disorder.
3. Trauma: If the muscle or soft tissue of the right arm is injured due to direct or indirect violence, it can lead to right arm pain.
There may be other causes of right arm pain, such as venous embolism, right upper limb fracture, right upper limb bone tumor and tennis elbow, etc. It is recommended to go to the hospital in time, to clarify the cause of the disease, and give targeted treatment under the guidance of the doctor.