4. NAUSEA
This is an unpleasant diffuse sensation of unease and discomfort. This is often perceived as an urge to vomiting. While it is not a painful experience, it can be debilitating symptoms if prolonged. This has been describe as placing discomfort on the chest, upper abdomen or back of the throat.
Since the person with hypotension or is suffering from low blood pressure, there was no enough blood supply to the head. And because of this, no enough supply of oxygen as well which could bring about this nausea. And depending on the severity of the symptoms, the person suffering from this uneasy condition may also experience vomiting at the end.
Wherein, vomiting is a condition of a forceful contraction of the stomach to come up through the mouth. Nausea and vomiting have a lot of underlying causes and often occurring simultaneously. In fact, such conditions can be associated to a lot of illnesses or diseases.