Nutrition: Managing Nausea and Vomiting Download English ver PDF, 1.2MB, PDF Download Chinese ver PDF, 1.33MB, PDFNausea and vomiting are symptoms that can arise due to illnesses, medications or treatments and it can affect your appetite. If these symptoms persist, it can lead to weight loss, dehydration and malnutrition which may affect your ability to tolerate treatments. [Please download the PDF file if you are unable to view the image below.]