Yes, especially if they have been not eating for a prolonged period of time, such as in Anorexia Nervosa. See the Related Link.
Yes it can, if your body does not get enough food the brain will begin to over think causing stress that most people will not notice in themselves. This can cause the seizure in any person, child, teenager, and adult.
a food intolerance like celiac disease can cause these symptoms.
It is possible to eat something to which you have an allergy. It could cause sinus symptoms. However, there is no specific food that can stop sinus symptoms.
The onset of symptoms from food poisoning depending on the cause of the food poisoning. Rotavirus and salmonella may show symptoms beginning in one day, but staphylococcus aureus can have symptoms in as little as 1 hour.
Food I imagine
Healthy food.
A rod-shaped bacteria known to cause food-born ilnesses with symptoms of sudden and severe diarrhea.
Food born illnesses can make people sick. They can cause any thing from an upset stomach to flu like symptoms.
Depending on the type of food (as well as faulty packaging) botulism, salmonellosis, shigellosis and others may occur. By contrast, many of the diseases of food poisoning may cause the symptoms of nausea, vomiting and/or diarrhea, among others.
A teenager
no
This could be many things such as an inner ear problem, or the flu. Even some food poisonings can cause these symptoms.