Many conditions, including injuries, metabolic diseases, neuromuscular diseases and toxins in the body, can cause pain and weakness in the arms, according to MedicineNet. Weakness describes a lack of strength or loss of ... More »

According to WebMD, pain in the left arm or shoulder can indicate an injury, muscle strain, a degenerative disease, an instability in the joint, tendonitis, pinched nerves or a tumor. These causes occur equally on the le... More »

A variety of causes exist for general arm pain including joint injuries and compressed nerves, according to Mayo Clinic. Many cases of arm pain are caused by problems in the neck or upper spine. More »

Symptoms of shoulder impingement syndrome include shoulder weakness, pain when extending the arms upward and difficulty reaching behind the back, states Cleveland Clinic. If the rotator cuff tears completely, the arm may... More »

www.reference.com Health Conditions & Diseases

Symptoms of nerve damage to the shoulder and upper arms may include pain, weakness, paresthesias, or a tingling or prickling, pins-and-needles sensation when there are no known injuries to the affected area, according to... More »

Benefits of coflex back surgery include the relief of the pain of spinal stenosis, characterized by pain in the neck or back; cramps, weakness and numb sensations in the arms or legs; shooting pains in the legs; and trou... More »

www.reference.com Health Conditions & Diseases

Symptoms of cervical spinal stenosis may include stiffness, numbness, pain or weakness affecting the neck, shoulders, arms, legs or hands, as stated by WebMD. Additional symptoms may include clumsiness of the hands, coor... More »