This process starts in the cellsâ cytoplasm and is completed in the mitochondria-the cellular powerhouse. In those tiny organelles, one molecule of glucose with 6 molecules of oxygen are changed into 36 molecules of ATP â the energy cells can use to get things done.
Symptoms of Severe anxiety. The list of signs and symptoms mentioned in various sources for Severe anxiety includes the 4 symptoms listed below: 1  Feeling of extreme uneasiness or apprehension. 2  Increased heart rate. 3  Sweating. 4  Unable to think clearly. 5  more information...Â».
Rapid heartbeat, sweating, nausea, dizziness - these are the traditional symptoms of anxiety. 1  But the vast majority of anxiety suffers experience their own unique physical symptoms, including: 2  Leg tingling. 3  Feeling of losing control. 4  Neck weakness. 5  And, of course, chest pain.