No one wants to start their day feeling sick to the stomach. But nausea in the morning is common and can have many causes, from dehydration to acid reflux. What Are Nausea and Vomiting? Nausea is the feeling you get in your stomach before you vomit. Vomiting is when you throw up your stomach contents through your mouth. Nausea is a general term describing a queasy stomach, with or without the feeling that you are about to vomit. Almost everyone experiences nausea at some time, making it one of the most common problems in medicine. Nausea is not a disease, but a symptom of many different disorders. Nausea is a diffuse sensation of unease and discomfort, sometimes perceived as an urge to vomit. [1] It can be a debilitating symptom if prolonged and has been described as placing discomfort on the chest, abdomen, or back of the throat. Motion sickness and drinking alcohol are among the many common causes of nausea and vomiting. Serious diseases can also have this effect. Nausea and vomiting are symptoms of many conditions. Learn about causes, treatment, and when to be concerned. What is nausea? Nausea is the feeling that you need to vomit (throw up). It can happen for dozens — if not hundreds — of reasons. Whether you vomit depends on factors like how strong your feeling of nausea is and what caused it. And it’s common for people to experience nausea with no other symptoms and without ever vomiting. Nausea can be caused by diet, migraines, or medications. Discover home remedies and when to consult a healthcare provider. Vomiting is caused by food poisoning, pregnancy, or motion sickness. Home remedies might offer relief for symptoms like nausea and stomach pain. From basic remedies that provide a fast fix to options for long-term relief, here's how to get rid of nausea.