search Donate

Take on a challenge for APF

Whether you want to run, cycle, swim, get muddy or create your own challenge - your determination will help support thousands of people affected by pulmonary fibrosis every year, sign up for a challenge today and do something amazing.

Ultra Challenge Series

Walk, Jog or Run the best of Britain and push yourself further! Ultra Challenge offer 17 incredible events for all abilities, find out more by visiting our Ultra Challenge page.

Ultra Challenges

UK & Overseas Challenges

From the North Pole to the South Pole, and covering deserts, rivers, mountains, forests and jungles in between, Charity Challenge offers a huge range of challenges to push you to your limits! Whether you're looking for glacier capped mountains in the Andes, active volcanoes in Indonesia, trekking through the Three Peaks in the UK or the thrill of white water rafting the Zambezi River - they will have the challenge for you.

Choose your Charity Challenge