Relief of small arm soreness requires different treatment options for different causes. There may be physiologic, nerve compression, cervical spondylosis and other causes. Specific treatments include physical therapy, medication, and surgery. 1. Physiological factors: If the exercise exceeds the body’s load, the local lactic acid can not be completely absorbed, resulting in lactic acid accumulation, the corresponding parts will appear soreness or even swelling and pain. Sufficient rest can relieve the feeling of soreness in the small arm, but also can be hot compress physiotherapy, accelerate the absorption of lactic acid, accelerate the relief of soreness. 2. Nerve compression: If the ulnar nerve and radial nerve of the lower arm are compressed, the lower arm or fingers will feel soreness and numbness. You can use appropriate amount of vasodilator drugs such as prostaglandin to improve local microcirculation and thus relieve the soreness. You can also use vitamin B1 and B2 to nourish the nerves. 3. Cervical spondylosis: Herniated discs in the neck can press backward on the nerves, which may lead to arm soreness. You can use non-steroidal drugs such as ibuprofen for analgesia and anti-inflammation, or take methylcobalamin tablets to nourish the nerves, and the soreness in the arms can usually be relieved. It is recommended that you seek medical attention as soon as possible for small arm soreness and choose the appropriate treatment for your condition on the advice of your doctor. The above medications should be used in accordance with medical advice.