The lungs also help the body to get rid of CO 2 gas when we breathe out. There are a number of other jobs carried out by the lungs that include: 1  Changing the pH of blood (whether the blood is more acid or alkali) by increasing or decreasing the amount of CO 2 in the body. 2  Filtering out small blood clots formed in veins.
Anxiety, however, is often the cause of jelly legs, especially severe anxiety. Take our free 7 minute anxiety test to score your anxiety severity and learn more about how to control your anxiety. Start the anxiety test here. When your legs feel like jelly, standing can feel unusual. It may be accompanied by dizziness or balance issues that are either related to the weakness in your legs, or the direct result of anxiety causing other symptoms and conditions.
When you stand after a long time sitting and feel tightness, joint stiffness, swelling, hip, knee and ankle pain, or other pain in your lower extremities- legs, knees, ankles or feet- it is a reaction to lack of motion. Motion: The Body Is Designed to Move (1st Posture Principle) Leg pain from hip to foot. If you are experiencing leg pain from hip to foot which might include hip, knee, ankle pain or pain in areas of your legs or feet, you might be noticing the effects of stress on those joints from not moving them often enough, or you might be stressing your lower extremities by moving with poor posture.