Complete Blood Count

Normal WBC count by age ranges from 9,000-30,000 cells per microliter in newborns down to 4,500-11,000 cells/µL in adults. Knowing the right reference range for each life [...]

Normal hemoglobin levels by age range from 14-24 g/dL in newborns down to around 11.5-13.5 g/dL in school-age children, then settle into adult ranges of 12-16 g/dL for women [...]