Another theory is that the boxes placed in churches where parishioners deposited coins for the poor were opened and the contents distributed on December 26, which is also the Feast of St. Stephen. As time went by, Boxing Day gift giving expanded to include those who had rendered a service during the previous year.
For men, the normal range for ferritin is 24 to 336 nanograms per milliliter, and for women, the normal range for ferritin is 11 to 307 nanograms per milliliter, explains Mayo Clinic. These are measured in standard units. Continue Reading.
1 The ferritin test is a simple blood test. 2  High levels of ferritin can indicate an iron storage disorder, such as hemochromatosis, or a chronic disease process. 3  Low levels of ferritin are indicative of iron deficiency, which causes anemia (a reduction in the number of red blood cells). The ferritin test is a simple blood test. 2  High levels of ferritin can indicate an iron storage disorder, such as hemochromatosis, or a chronic disease process. 3  Low levels of ferritin are indicative of iron deficiency, which causes anemia (a reduction in the number of red blood cells).