Oct 16, 2018
What is Nausea?
What is Nausea?
  Oct 16, 2018

Nausea is a sensation of discomfort in the upper abdomen, accompanied by an urge to vomit. Also known of as qualm, nausea may be a side effect associated with several medications or a symptom of disease or disorder. Sometimes large, fatty or sugary meals may also lead to a feeling of nausea.

Some of the causes of nausea are:Nausea may occur for a variety of reasons that may not be particularly serious, such as in the case of motion sickness, or may be a symptom of a more damaging underlying pathology such as liver infection with the hepatitis virus. Nausea may also manifest during the early months of pregnancy, known of as morning sickness.

  • Alcohol, caffeine, excess sugar
  • Anxiety, depression and eating disorders such as anorexia and bulimia nervosa
  • Addison's disease
  • Appendicitis
  • Brain tumor
  • Hydrocephalus or "water on the brain"
  • Cancer and chemotherapy
  • Viral infections including chicken pox, influenza, stomach flu and norovirus
  • Chronic fatigue syndrome
  • Head injuries
  • Diabetes and associated gastroparesis
  • Crohn's disease, ulcerative colitis, irritable bowel syndrome
  • Gastroesophageal reflux disorder
  • Gastroenteritis or food poisoning
  • Pancreatitis
  • Peptic ulcer
  • Ear disorders, dizziness, Meniere's disease, vertigo
  • Certain medications
  • Drugs of abuse
  • Heart attack or acute myocardial infarction
  • Electrolyte imbalance, mainly a rise in blood levels of potassium
  • Raised pressure within the skull
  • Meningitis or inflammation and infection of the membranes covering the brain
  • Kidney failure and kidney disorders
  • Migraine
  • Morning sickness associated with pregnancy
  • Premenstrual syndrome and menstruation
  • Pneumonia
  • Stress and sleep deprivation
  • Withdrawal syndrome
  • Liver disorders and hepatitis