They have been plagued by speculation their marriage is on the rocks, two years after tying the knot, with Karen reportedly enjoying a short-lived romance with a hunky accountant.
But the Strictly Come Dancing professional, 35, hinted that she was staying strong in the face of her troubles in a defiant Instagram post with an entry from her journal that included the words: 'Self-destruction is not an option.'
The full post read: 'Wake up early tomorrow. Eat a good breakfast. Do your hair and makeup and put on a kick-ass outfit.
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'Self-destruction is not an option': Defiant Strictly dancer Karen Clifton has hinted at staying strong amid marital woes with husband Kevin in social media post (pictured in April)
'Buy your cup of coffee and enjoy every sip of it. Go to work, make that money, and learn something new in the process.
'Nourish. Grow. Inspire. Self-destruction is not an option. And let every choice you make be a brick in the foundation of rebuilding yourself.'
Karen wrote alongside the post: '2018 #happynewyear.'
The dancer is thought to have spent the festive season without her husband, also 35, as they give one another space.
Lots to think about: Karen shared an extract from her journal as she reflected on events from the past year
A source told The Sun ahead of Christmas: 'Karen will fly to New York and spend it with her family while Kevin plans to travel up to Grimsby to be with his. Right now they are just trying to get through the last two weeks of Strictly and then need some space.
'They will get back together after Christmas and decide what they are going to do. Right now their marriage hangs in the balance and their future together as a couple looks very uncertain.'
Kevin and Karen married in an idyllic ceremony in July 2015, with a bevy of superstar guests however earlier this year they were first hit with reports of strife.
Speaking about his wife after their wedding, Kevin said: 'We have such a good laugh together all the time. My life wouldn’t be what it is today if it wasn’t for Karen. She’s perfect. She’s always been my best friend.'