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Man Loses 32st, Survives Open-Heart Surgery
21 Sep
Summary
- Mark Bailey lost 32st after doctors warned his weight endangered his life during surgery.
- He successfully underwent open-heart surgery in October 2025 and has transformed his health.
- Bailey now enjoys a healthier lifestyle, proving he can be around for his family.

Mark Bailey, a 46-year-old man from Stockton, Warwickshire, has achieved an incredible weight loss of 32 stone, transforming his health after a life-saving open-heart surgery. Previously weighing 48st 9lbs, Bailey's size was a critical concern for his medical team. A heart murmur diagnosis in October 2021 served as a stark wake-up call, highlighting the severe risks associated with his weight during necessary open-heart surgery.
Despite declining surgical and medicinal interventions, Bailey embarked on a rigorous lifestyle change, including a calorie deficit and regular exercise. He successfully lost 28 stone prior to his operation in October 2025. The seven-hour surgery at University Hospital Coventry was successful, followed by a further 4st loss and a commendable recovery.
Bailey, who once consumed around 7,500 calories daily, now follows a high-protein diet with fresh produce. He recently completed a 5km obstacle run, a testament to his improved health and a way to thank his cardiac rehabilitation team. Now weighing 16st 11lbs, he cherishes being able to enjoy life with his wife and granddaughter.