Heartburn is often caused by a weakening of the esophageal sphincter. Yoga breathing exercises and also singing lessons both strengthen this 'involuntary' muscle. Essentially what you are trying to do is learn to breathe with the diaphragm. While you are waiting for the exercises to work George's Aloe Juice or a similar brand (but must be pure aloe juice with no bitterness) soothe the stomach and esophagus. It can be sipped all day long or drink 4-8 ounces as needed to relieve discomfort. Krispin Sullivan, CN Under the Oaks in Marin, CA Clinical Nutritionist The only difference between a dull mind and a brilliant one is the desire to know and the fearlessness to ask.