HDOR is a fitness program designed to encourage individuals to make running a part of their daily lives. Started in 2015, this 100-day running challenge has gained popularity and now attracts over 50,000 runners from India and around the world. The 2021 edition of HDOR will commence on July 24th, and participants will commit to running daily throughout the hottest months of summer.

One of the unique features of HDOR is its integration with the HealthKit app. By connecting to HealthKit, HDOR can read and track your steps data, allowing you to participate in steps-related challenges organized on the platform. This integration enhances the overall experience and provides a convenient way to monitor your progress and engage with the HDOR community.

Whether you are a seasoned runner or just starting your fitness journey, HDOR offers a motivating platform to help you develop the habit of running and improve your fitness. Join thousands of participants and embark on a 100-day running adventure with HDOR.