Original sentence: Jealousy with its roots in open marriage can lead to serious conflicts.Open marriage may contribute to divorce for some, but not all, couples.Some couples report that open marriage contributed to their divorces.Some people report that open marriage contributed to their divorces, though the extent to which open marriage actually causes divorce remains unclear
Edited sentence: Open marriage may contribute to divorce for some, but certainly not all, couples.Poorly managed jealousy can lead to serious conflicts.Some couples claim that open marriage contributed to their divorces.Some people claim open marriage contributed to their divorces, though the extent to which open marriage actually causes divorce remains unclear