A rash is not a symptom of a gluten sensitivity, which is marked primarily by digestive symptoms. If you experience a rash after consuming gluten, it is more likely dermatitis herpetiformis -- a rash caused by an autoimmune reaction to gluten known as celiac disease.

Diseases can cause a number of symptoms to any part of the body. Communicable diseases are ones that are spread by an infection when you come in contact with someone who has it. Noninfectious diseases do not spread and they are generally caused from genetics, environmental factors or deficiencies in nutrition.

Celiac disease is estimated to affect 1 in 100 of the world's population, according to the Celiac Disease Foundation. Moreover, an estimated 2.5 million Americans have undiagnosed celiac disease.

When looking to make a healthy change in their diet, some people select gluten-free and sugar-free foods. Gluten-free foods are becoming more mainstream and are a necessity for some individuals.

It may not be your favorite routine health task, but you need to at least glance at your stool once in a while. Changes in diet and possible medical conditions can be indicated by the color of your stool. Often, it is nothing to worry about.