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Man Completes Six Half Marathons for Brain Tumor Research

1/12/2026

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Summary

Story summary

Jack Syder-Mills, 27, completed six consecutive half marathons on January 1, 2026, to raise funds for brain tumor research after his sister's diagnosis.
Syder-Mills started in Norwich at midnight and finished in Cromer, completing the six half marathons in 19 hours and 52 minutes.
Syder-Mills described the challenge as 'sufficiently insane' to motivate others to push their limits.

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Story summary

Jack Syder-Mills, 27, completed six consecutive half marathons on January 1, 2026, to raise funds for brain tumor research after his sister's diagnosis.
Syder-Mills started in Norwich at midnight and finished in Cromer, completing the six half marathons in 19 hours and 52 minutes.
Syder-Mills described the challenge as 'sufficiently insane' to motivate others to push their limits.