The treatment for left arm numbness depends on the cause of the numbness, according to MedlinePlus. A doctor should identify the cause of the condition before recommending the necessary treatment. For example, patients s... More » Health Pain & Symptoms

The sensation of numbness in the arm after sneezing is a common symptom of disk herniation in the neck. This numbing may be accompanied by tingling, pain or weakness in the same limb, according to Mayo Clinic. More »

Pain, numbness or weakness in either arm are hallmark symptoms of a heart attack or stroke, as stated by the American Heart Association. These are life-threatening events and require immediate medical attention. More »

A person must seek professional help for stiff neck pain if self-care does not work after a week, if the pain comes with numbness in the hand or arm, or if there are swollen glands in the neck, according to MedlinePlus. ... More »

The primary treatment for an acute muscle spasm is gently stretching the affected muscle, and further treatment varies depending on the underlying cause but may include a variety of medications, according to MedicineNet.... More » Health Pain & Symptoms

A toe that is red and swollen may require treatment from a podiatrist, as it is usually caused by an ingrown toenail, according to MedlinePlus. Home remedies can include soaking the toe in warm water and wedging cotton o... More » Health Pain & Symptoms

Some possible causes of left arm numbness can be nerve damage, stroke and heart attack. A main cause of numbness in either arm is nerve damage that occurs in medical conditions, such as carpal tunnel, cubital and radial ... More »