Could abdominal pain and fever indicate recurring health issues?

It seems like you might have a stomach bug or infection. In case you vomit everything even water and you have diarrhea frequently, try to remember that a virus or a bacterium irritates your stomach and intestines. You may experience this along with excess fluid loss. Besides, drinking water or ginger ale in sips will help you to keep hydrated. Stick to low-calorie food like crackers and rice. If the symptoms increase or persist, make sure to seek medical attention.

Smoking, excessive masturbation, alcohol consumption, and junk food intake can be a great hindrance for your body before you live your life at its full potential. Weakness, low blood pressure, and digestive problems are manifested by these bad habits most of the time. Limit these addictions, eat healthier foods, and keep hydrated. Also, take a rest and let your body heal itself. 

It is better to see a gastroenterologist who is an expert in the treatment of Crohn's disease for a consultation. Frequent bowel movement is a common symptom of this condition and there are several treatment options available. Adult diapers is not permanent solution

Your aunt has intestinal worms, but the good news is that medications like Exantal and Vermox can help get rid of them. It’s normal for worms to appear in the stool after taking the medication. She may need to continue taking the pills for a few more days to ensure all the worms are gone. If she still has worms after completing the treatment, it's important to consult the doctor for further options.

I advise you to take your child to a doctor. Based on proper evaluation and diagnosis, the doctor will be able to determine whether the problem faced is due some underlying medical issue such as food intolerance, infection  or some other reason. Based on that, treatment may be suggested which may include certain dietary and lifestyle changes, medications etc.