21.   The good news is that, in most cases, the condition is not the result of a vitamin deficiency or a thyroid problem.

22.   The most common causes are diabetes mellitus, vitamin deficiencies, and alcohol abuse.

23.   The treatment is usually directed at treating the underlying problems, such as better and earlier control of blood sugars in the diabetic or correction of vitamin deficiencies.

24.   The vitamin deficiency showed up even among relatively young and healthy adults, and it afflicted nearly half of those who were taking multivitamin pills containing vitamin D.

25.   They do not indicate a vitamin deficiency or poor health.

26.   This makes it attractive to younger women who want to have children someday and are concerned about the vitamin deficiencies that can result from the more drastic bypass surgery.

27.   Virtually every Russian suffers from vitamin deficiency.

28.   Vitamin deficiency is also unlikely because so many of our foods are fortified with vitamins.

29.   Vitamin deficiencies are widespread in Cuba, according to Rep. Ronald Dellums, D-Calif., who has heard from physician groups on the subject.

30.   A simple vitamin deficiency could trigger many heart attacks and strokes, an American researcher reports.