The symptoms of cyclic vomiting syndrome often begin in the morning and are characterized by:

  • Three or more recurrent episodes of vomiting beginning around the same time and ending at a similar time.

  • Various intervals between episodes of ordinary health without nausea.

  • Intense nausea and sweating before an episode begins.

Other signs and symptoms during a vomiting episode include:

  •  Diarrhea
  • Abdominal pain
  • Dizziness
  • Sensitivity to light
  • Headache
  • Pale skin
  • Extreme thirst 
  • Retching or gagging

Click here to learn more about symptoms and causes of CVS: https://www.niddk.nih.gov/health-information/digestive-diseases/cyclic-vomiting-syndrome/symptoms-causes