Anxiety symptoms manifest themselves in a million and one ways. Whether it's your thoughts, headaches, or palpitations the bottom line is if you can feel or think something than anxiety can intensify it. The same is also true for your muscles and their reaction to your constant state of anxiety. When you feel anxiety and tension for a prolonged period of time this will eventually lead to sore and even painful muscles. This type of tension can make your legs feel like big noodles and give you the feeling that your legs are about to buckle