Jealousy and possessiveness can be caused by a variety of circumstances, including as past traumas, insecurities, and attachment types.
While astrology can shed light on how specific zodiac signs may display these tendencies, it's vital to remember that everyone is unique and has their own set of experiences that form their behavior.
Fire signs (Aries, Leo, and Sagittarius) have a propensity to be extremely passionate and intense, which, in romantic relationships, can occasionally lead to possessiveness.
They may have a strong need to be in command, and if they have the impression that their partner is withdrawing from the relationship,
it can cause them to experience feelings of insecurity. This can be especially problematic for those who have a history of abusive relationships.
Cancer, Scorpio, and Pisces are all water signs, and they have a tendency to be extremely emotional people who sometimes battle with envy in romantic relationships.
They may have a great need for emotional connection and can feel threatened if they consider their spouse to be emotionally aloof.
One possible explanation for this is that they have a great need for emotional connection.
Air signs (Gemini, Libra, Aquarius) and earth signs (Taurus, Virgo, Capricorn) are more realistic and less envious and possessive.
This isn't always true, as everyone is unique and may show these habits for their own reasons. Avoid making judgements about people based on their zodiac signs.