While there is no absolutely certain way to prevent the development of diverticula, it is believed that high-fiber diets may help.
yes
it is an infection of outpouchings in the large bowel
no, it is not a virus or a bacterium (although it can become infected) and therefore is not contagious and cannot be passed on to those around you.
Diverticulosis is the disorder that manifests with diverticula. Diverticula are little pockets that form in the intestines. If they fail to empty along with the rest of the bowel and fill with wastes...