The sensation is coordinated by the in the medulla oblongata of the brain. It receives signals through several pathways: Nausea: a review of pathophysiology and therapeutics - PMC
: Conditions like food poisoning, stomach ulcers, GERD, and gastroparesis (delayed stomach emptying) often disrupt normal digestive movement. Nausea
: Pregnancy (especially in the first trimester), severe migraines, and chronic diseases like kidney or liver disorders are frequent causes. Additionally, chemotherapy and certain medications (like antibiotics or opioids) often list nausea as a primary side effect. The sensation is coordinated by the in the
: High stress, anxiety, and emotional trauma can activate the autonomic nervous system, leading to "psychogenic" nausea. The Biology of Nausea Nausea
Nausea can arise from a wide range of physical and psychological stimuli: