Norovirus can come on suddenly as it has an incubation period of 12 to 48 hours. Symptoms include vomiting, diarrhoea, abdominal pain, a high temperature, headache and aches and pains.
Throwing up mucus can occur when mucus from your stomach lining or mucus that you swallow appears in your vomit. Mucus from postnasal drip and coughing can also trigger vomiting, especially in ...
However, there are also nine other categories of vomiting, and it may be useful to remember that some children will vomit suddenly with no obvious reason. Vomiting in the first month of life ...