Addiction to substances increases the risk of infidelity in marriage. Impaired judgment and compromised boundaries due to addiction can lead to crossing lines that would not have been crossed when sober.
Past abuse/neglect raises infidelity risk. Childhood trauma/unresolved issues contribute to cheating tendencies.
Bipolar and borderline personalities may lead to infidelity due to their dysfunctional traits and self-centeredness.
There is a reason people say once a cheater, always a cheater. If your partner has a history of cheating on their previous partners, they are highly likely to repeat the history.
Childhood exposure to parental infidelity increases the likelihood of cheating in adulthood.
Long-term marriage may lead to a desire for something more. Seeking excitement outside the relationship can cloud judgment and result in infidelity.
At some point in their lives, married people compare themselves to hearty young people (including their younger selves). They may be tempted to see if there’s still juice in them
Been there, done that, with your partner and back. Things start to look boring once everything becomes repetitive and predictable.
Differences in sex drive can cause dissatisfaction in a marriage. Mismatched libidos may lead to one partner seeking sexual satisfaction outside the relationship.
Monotonous jobs, average lifestyle, and limited prospects can cause depression, emotional disconnection, and anxiety. Neglect of marital duties follows.