Nausea Apr 2026

: 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.

: High stress, anxiety, and emotional trauma can activate the autonomic nervous system, leading to "psychogenic" nausea. The Biology of Nausea Nausea

: Motion sickness from travel, unpleasant odors, and extreme heat or humidity can trigger the brain's vomiting center. : Pregnancy (especially in the first trimester), severe

: Conditions like food poisoning, stomach ulcers, GERD, and gastroparesis (delayed stomach emptying) often disrupt normal digestive movement. The Biology of Nausea : Motion sickness from

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

Nausea can arise from a wide range of physical and psychological stimuli: