Heart blockage doesn’t always cause pain only in the chest. Sometimes, the pain can spread or radiate to other parts of the upper body. Common areas include the jaw (especially the lower left side), left arm, neck, shoulder, back, or even the upper stomach. This radiating pain happens because the nerves in these areas share pathways with the heart, so the brain interprets the pain signals as coming from these places3 ways to check for a heart blockage at home, without a blood test
Heart blockage doesn’t always cause pain only in the chest. Sometimes, the pain can spread or radiate to other parts of the upper body. Common areas include the jaw (especially the lower left side), left arm, neck, shoulder, back, or even the upper stomach. This radiating pain happens because the nerves in these areas share pathways with the heart, so the brain interprets the pain signals as coming from these places
