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.
Causes of Low Ferritin Levels. A lower-than-normal ferritin level can indicate that you have an iron deficiency, which can happen when you donât consume enough iron in your daily diet. Another condition that affects iron levels is anemia, which is when you donât have enough red blood cells for iron to attach to.