100,000 new donors needed across the country this year alone (OTTAWA) – Canadian Blood Services is changing its guidelines for iron levels to further promote health and wellness among blood donors. Female donors will need to wait longer between blood donations and male donors will need to pass a slightly stricter hemoglobin test. Starting Dec. 10, female donors will need to wait 12 weeks between blood donations, replacing the current eight week waiting period. The minimum allowable hemoglobin level for male donors will increase starting March 5, 2017 from 125 g/L to 130 g/L. “We continue to