Curitiba, Brazil

The Hardest Run

17-18 Oct, 2026

Praça Nossa Sr.ª de Salete

The Hardest Run offers more than just a physical challenge—it invites you to put your energy toward a meaningful cause. This edition focuses on supporting the creation of a Rapid Oncopediatric Diagnostic Center at Erastinho Hospital, aiming to speed up diagnosis and treatment for children facing cancer. When you take part, you’re contributing to a project that could make a real difference in young lives. It’s a chance to test your limits while knowing your effort has a purpose beyond the race itself. You’ll find the event draws a mix of determined runners and supporters who share a quiet sense of commitment. The route pushes you physically, but the cause adds a deeper motivation that keeps you going. Whether you’re running solo or with friends, there’s a shared understanding that every step counts. It’s an experience that combines personal challenge with a tangible way to help others, making the finish line feel especially rewarding.

More details from the organiser