Vitamin A does much more than help you see in the dark. It stimulates the production and activity of white blood cells, takes part in remodeling bone, helps maintain the health of endothelial cells (those lining the bodyâs interior surfaces), and regulates cell growth and division.
Signs & Symptoms of Acute Heart Failure (Sudden): 1  Severe shortness of breath, especially while walking or bending over to put on one's shoes. 2  Rapid heartbeat and palpitations, which may cause the heart to stop.3  Sudden fluid retention. 4  Sudden weight gain and swelling. 5  Sudden and severe chest pain.ince the blood is coming to the left side from the lungs, this is where the blood can get pooled. Signs & Symptoms of Left Side Heart Failure: 1  Shortness of breath, especially while walking or bending over to put on one's shoes. 2  Fatigue. 3  Dizziness, lightheadedness.
Few sensations are as frightening as not being able to get enough air. Shortness of breath â known medically as dyspnea â is often described as an intense tightening in the chest, air hunger or a feeling of suffocation. Very strenuous exercise, extreme temperatures, massive obesity and high altitude all can cause shortness of breath in a healthy person. Outside of these examples, shortness of breath is likely a sign of a medical problem.