What causes heaviness in arms and legs? The main cause of heavy legs is generally poor blood circulation. Blood circulation problems generally occur in the lower part of your body, especially your legs. This is because the lower section of your body needs to fight against gravity to transfer the blood back up to your heart.
Why do my legs and arms feel heavy and tired? Poor circulation
Your legs may feel tired or fatigued if your blood isn’t circulating through your body properly. Poor circulation often affects the lower part of your body since it’s harder for blood to flow upward toward your heart. Sometimes blood can collect in your legs, ankles, and feet.
What are heavy arms a symptom of? Thoracic Outlet Syndrome:
This condition can involve the nerves of the Brachial Plexus or the blood vessel of the arm. Typically, symptoms of Thoracic Outlet include a general ache in the whole arm, heaviness or a feeling that the muscles of the arm become easily and quickly fatigued.
Does MS make your arms and legs feel heavy? The muscle weakness that you are feeling can be directly linked to MS because the damage to your nerves can disrupt signals to the muscles. This nerve damage makes it hard to move your muscles and leads to a heavy feeling in your legs (or other areas of your body).