Helpline
Inflatable Obstacle Courses
Bounce your way into 2026!
Events and Challenges
Welcome to the Allergy UK events pages. We’ve got a range of fundraising events to suit your abilities and budget! With limited spaces available, get your application forms in soon.
Tough Mudder 2026
Ultimate Tough Mudder Challenge!
Surrey North Downs Ultra Challenge
The North Downs provides a fabulous challenge from a Guildford basecamp, with a looped 50 km route which takes in...
Summer London Walk Ultra Challenge
Discover London’s hidden historic gems along the Thames, with scenic routes and iconic sights
Thames Moonlight Walk Ultra Challenge
Take on a 10km or 10 mile night walk through London’s heart, passing iconic landmarks.
Thames Bridges Trek Ultra Challenge
The challenge is fun, safe, and rewarding – with full support all the way, enabling you to really enjoy the...