Pink October Challenge

With friends, family or colleagues, Take part in the Pink October Challenge from 1 to 15 October 2025. Get involved by walking or running to support the Curie Institute in its research into breast cancer. Pink October Challenge, a challenge and app developed by Le Bouging, in aid of the Curie Institute. Want to make a bigger impact? Spread the word and participate as a team! A ranking will be established to determine the most committed team! Together, we can make a difference in the fight against breast cancer. In order for your sporting activities to be recorded, the application will request permission to access your Apple Health data.