An uneasy sensation felt in the upper part of the stomach, accompanied by an urge to vomit is often described as nausea. It is a common condition that could be caused by various reasons. Some of these reasons include: medications and illnesses pregnancy related nausea gastroenteritis food poisoning motion sickness indigestion stress Nausea is an uneasy feeling that can cause a great deal of discomfort. However, the good news is