There is no harm in marrying a guy with the same blood group, but it may be harmful if you marry the opposite Rh guy and it can be managed with proper treatment.
Here is an example:
- If you are O+ and your partner is also O+, it means both are carrying Rh+ factor, so there is no ill effect in marrying your partner with your same blood group.
- But the woman is at risk when she has a negative Rh factor (example: O-) and her partner has a positive Rh factor (example: O +).
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