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JDRF has now rebranded to Breakthrough T1D.
Our name has changed, our mission has not.

Charity runs

Taking part in one of our incredible running events is a great way to get fit and smash your PBs, while raising vital funds towards the next T1D breakthrough. From 5km to ultramarathons, worldwide to local, find a running event to suit you.

Happy runner Sue in the London Marathon 2025 running for Breakthrough T1D to raise money for type 1 diabetes.

Upcoming running events

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Young man and woman runners in Breakthrough T1D running vests in a park
Runs
17 August 2025

Scottish 10K and Half Marathon 2025

Lace up and hit the scenic East Lothian coast for the ultimate running challenge, combining combine fitness with stunning Scottish scenery.

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Sydney marathon harbour landscape
Runs
31 August 2025

Sydney Marathon 2025

Take in some of Sydney’s most iconic landmarks, including the Sydney Harbour Bridge and the Opera House.

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Three young people jogging in Breakthrough T1D running vests in the park
Runs
7 September 2025

Great North Run 2025

Take to the streets of Newcastle in this legendary race, crossing the Tyne Bridge and finishing in sunny South Shields.

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Cape Town Marathon runners from behind on a road with mountains in the background.
Runs
24 May 2026

Cape Town Marathon 2026

With the Table Mountain in full view and its oceanside route, the Cape Town Marathon is known as one of the world’s most beautiful marathons.

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Smiling female runner in Berlin Marathon with crowds lining road.
Runs
21 September 2025

Berlin Marathon 2025

Take on the world’s fastest and flattest marathon event, while taking in the amazing sites of Berlin.

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Loch Ness Marathon and Festival of Running 2025 event runners running past Loch Ness
Runs
28 September 2025

Loch Ness Marathon 2025

Whether you tackle the full marathon, 10K or 5K, this breathtaking course offers stunning views of the legendary Loch Ness in Scotland.

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Female runner in the park on a sunny day
Runs
12 October 2025

Royal Parks Half Marathon 2025

Run on closed roads past many of London's world-famous landmarks and through four of its eight Royal Parks.

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Chicago marathon start line with Bank of America banner
Runs
12 October 2025

Bank of America Chicago Marathon 2025

Part of the famous World Marathon Majors, the Chicago Marathon is a famously fast and flat course.

Other challenge events

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Several walkers in Breakthrough T1D One Walk Nottingham raising money for people with type 1 diabetes.

Walks & treks

The perfect way to make lifelong memories and achieve something special.

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London to Brighton Cycle Ride cyclist cheering

Cycle rides

Hop the saddle and take on a fundraising bike ride for Breakthrough T1D.

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Tandem skydivers in the sky

Adrenaline

Our adrenaline events are the perfect choice for all thrill seekers.

Why run for Breakthrough T1D?

We have places in the most popular running races around the UK. There are runs suitable for all abilities from fun runs to 5ks to full on marathons!

By taking on a run for Breakthrough T1D, your miles will be powering our world-class research into type 1 diabetes.

With hundreds of running events to choose from it has never been easier to work towards your fitness goal and help support Breakthrough T1D at the same time.

Get in touch

If you have any questions about running for Breakthrough T1D, please email our Active Events team.

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