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.
It is the weakened strength of the leg muscles, which is manifested by inability to do certain movements with the foot or leg. Leg weakness should also not be confused with a muscle cramps or arthritis which cause a painful inability to move the foot or leg. Leg weakness also interferes with walking especially when it is involving the foot muscles. This is known as foot drop, in which a person unable to lift the foot upwards.