My mother does worning walk daily she is 49 and today while doing morning walk she felt a pain aching type on the left side of chest and that pain was going to the left arm. She gat a little worried but after she came home after a while it went away. She has spondolitis. So can this pain be because of that? She has pain in the left and and neck and chest are. But not while wlaking today it happened while walking