Jealousy is not and never was a sign of love; it's a sign of immature insecurity. Grown ups need to get their facts straight about what does and does not signify a loving relationship. As adults, both men and women may confuse possessiveness with love. But in truth no one can "belong" to anyone else. Chronic suspiciousness is a character flaw, not a compliment. Obsession with someone else's coming and goings is a poor substitute for devotion.
H/T: Believing In Myself