The World Kidney Day Solidarity Race is a 5000-meter asphalt road race held in Madrid. This charity event aims to raise awareness about kidney health and collect funds for research and patient support. The course runs through the streets of the capital, offering an accessible route for runners of all levels. The event is characterized by its solidarity atmosphere, bringing together participants who wish to contribute to an important cause while enjoying sports. Registration typically includes basic services for runners, such as a race bib and insurance, and aid stations are expected along the course. Participation in this sporting event in Madrid promotes a healthy lifestyle and directly supports the community affected by kidney diseases.