Many possible: Reasons. Could be inflammation of stomach or constipation or a reaction to a medication or a food that is bothering you. Can also be a more general issue such as stress or lack of sleep or low blood sugar or low blood pressure. You need to see your doctor.
Answered 3/22/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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