05.12.2025
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MND Took Our Son at 14 – A Reminder That It Can Affect Anyone, Regardless of Age

MND took our son at 14 - anyone at any age can get it

The family of a young boy who passed away after being diagnosed with motor neurone disease (MND) has issued a heartfelt warning that this uncommon, progressive illness can impact individuals of any age, at any moment.

Kyle Sieniawski, a 14-year-old from Pontypridd in Rhondda Cynon Taf, tragically lost his life on November 27, just months after receiving an MND diagnosis.

While MND predominantly affects individuals over the age of 50, it is believed that Kyle was the youngest person in the UK to succumb to this disease.

Community Support and Awareness

Kevin Sinfield, a former rugby league player, is currently undertaking a grueling challenge of running seven ultramarathons in seven days to raise awareness for MND. He assured Kyle’s family that they are not alone, stating that the community will always remember Kyle.

Kyle’s mother, Melanie Sieniawski, expressed her concerns on a morning program, emphasizing, “It can affect anybody at any age, at any time.”

She urged for increased fundraising efforts and awareness campaigns to expedite the search for a cure.

Mark Sieniawski, Kyle’s father, echoed these sentiments as he expressed a desire to continue raising awareness about the condition. He referred to the family’s experience as “horrific,” sharing how painful it was to witness his son’s struggle.

Kyle’s Battle with MND

Kyle was diagnosed with MND in January, shortly after he began experiencing a decline in mobility in his arm. His health quickly deteriorated, leaving him unable to move any of his limbs.

Desperate to bring him home from the hospital, Kyle’s family faced obstacles as their home could not be modified to accommodate his needs. Instead, they spent over nine months by his side at Noah’s Ark Children’s Hospital in Cardiff.

During his hospitalization, Kyle relied on a breathing apparatus and a feeding tube. Last month, he was moved to intensive care due to an infection.

A Loving Tribute

His family fondly remembered him as a “brilliant” and mischievous character, noting that his vibrant personality always shone through despite his illness.

Mark Sieniawski stated, “He was a fighter. He touched so many people, to be honest. He was amazing.”

Kyle’s hospital room was filled with visitors, many of whom were also battling MND, and they all admired his spirit.

On Wednesday, Sinfield took a break from his ultramarathon challenge to meet Kyle’s family at Gorseinon Rugby Club in Swansea. This endeavor is dedicated to his late friend and former teammate, Rob Burrow, who lost his battle with MND in June of the previous year.

Fundraising for a Cause

Sinfield embarked on the 7 in 7: Together challenge on December 1, starting in Bury St Edmunds, Suffolk, and is running across the UK to Ireland, concluding in Leeds on Sunday. Each day, he is covering at least 45 kilometers (27.9 miles) in segments of 7 kilometers (4.3 miles).

As he ran through South Wales, Sinfield was joined by hundreds of supporters, and he promised Kyle’s family that he would push himself harder for the final leg of the journey.

“We’ll run a bit faster and harder this leg,” he assured them.

His goal is to raise £777,777 in memory of Burrow, who famously wore the number seven jersey, adding to the more than £10 million he has already raised since 2020.

Final Reflections

In a poignant statement following their son’s death, Kyle’s family shared their heartbreak: “Kyle fought with everything he had, but in the end, it all became too much for him, and he very sadly passed away. We’re just completely heartbroken.”

They concluded with a touching tribute: “Kyle… we’ll miss you so very much, buddy, and we love you more than words could ever possibly say.”

MND attacks the nerves in the brain and spinal cord, which are responsible for directing muscle movement. Over time, this leads to muscle weakness and stiffness, significantly affecting how individuals walk, talk, eat, and breathe.

Although relatively rare, MND is predominantly diagnosed in those over 50, with a lifetime risk of approximately one in 300. Currently, around 5,000 adults in the UK live with the disease at any given time.

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