Body Aches All Over And Diarrhea. Vomiting, fever, diarrhea, and body aches are often caused by gastroenteritis. Stress can cause body aches.

Sudden chills, whether or not accompanied by a body ache, can be a sign of either a nutritional deficiency or the initial stages of an infection that is on its way. Iron poisoning causes abdominal pain, vomiting, diarrhea, lethargy, and dehydration. Diarrhea or exertion resulting in loss of potassium or calcium minerals.