Date: July 18 2026
Location: Kelvedon Hatch
Join #TeamMSE for the 2026 Nuclear Races – Fit
Nuclear Fit is the ultimate outdoor fitness race. This dynamic event combines six 1km trail runs with powerful workout stations. It’s a full-body test that blends endurance and functional fitness in one exhilarating race. Nuclear Fit is the perfect goal to train for, way to challenge yourself and discover what you’re truly capable of.
Nuclear Fit is the ultimate outdoor fitness race to test your body and mind.
Across six 1km trail runs, you’ll take on a series of high-intensity workout stations, all designed to test your grit, stamina and determination.
It’s the perfect challenge for anyone looking to push their limits, enjoy the outdoors and experience fitness in a whole new way.
Saturday 18th July 2026
Entry fee: £25 per person (plus minimum sponsorship of £100 each)
For further information, please contact our fundraising team on 0300 443 0052 or email mse.charity@nhs.net