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The Big Half is a vibrant, inclusive half marathon with a fun, festival atmosphere and you could be taking part with #TeamRetinaUK!

• Running
• London

With 18 events to choose from in 2025, these hugely popular events are back for another year! Whether you run, jog or walk, you can support Retina UK's vital work whilst achieving an amazing personal goal. Join #TeamRetinaUK today!

• Running
• United Kingdom

Be a part of our 50th anniversary team at the iconic TCS London Marathon 2026! Join #TeamRetinaUK and soak up the incredible atmosphere as you run from Blackheath to The Mall finish line where you’ll get your very own iconic medal.

• Running
• London

Our monthly e-Newsletter featuring the latest updates from Retina UK.

• e-Newsletter
• Audio
• Written

Barcelona’s half marathon, also known as the Mitja Marato de Barcelona, is the second largest running event in Barcelona after the marathon.

• Running
• Barcelona

With 18 events to choose from in 2025, these hugely popular events are back for another year! Whether you run, jog or walk, you can support Retina UK's vital work whilst achieving an amazing personal goal. Join #TeamRetinaUK today!

• Walks & Treks
• United Kingdom

Tickle everyone’s taste buds and help raise funds for Retina UK with our Great Bake fundraiser!