Question

is there any difference in the haemoglobin levels for men and women

Answer 1

Well, according to the tests, yes, there is a difference in level of heamoglobin between men and women.
Male: 13.8 to 17.2 grams per deciliter (g/dL) or 138 to 172 grams per liter (g/L) Female: 12.1 to 15.1 g/dL or 121 to 151 g/L

Hope my answer helps!!