The study supports the popular belief in the “seven-year itch” — the time it takes for some partners to become unhappy in a marriage.

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And Gen X couples — those now aged between about 44 and 59 — separate at an average age of 43.9, the study suggests.

They cite financial pressures as the main reason for divorcing.

The poll by Divorce-Online.co.uk found divorce similar across all regions.

A spokesman for Divorce-Online.co.uk said: “Our research sheds new light on marriage and divorce trends, confirming the seven-year itch phenomenon is real and particularly affects Generation X couples.

“It is important for couples to recognise the challenges they may face during this time and seek support if needed.”

A spokesman for Counseling Wiltshire said: “Raised in an era where personal boundaries and expressing needs was not heard of, has left many to navigate their relationships without these crucial tools.

“Recognizing unmet needs and respecting each other’s boundaries is crucial development for everyone.

“For Generation X it is about evolving how we respect and connect, paving the way for deeper more fulfilling relationships, the reality is that sometimes that means starting over.”