Everyone can participate in World Run Day. It can be as simple as running on a treadmill. Inspire your friends who may be running on a treadmill this World Run Day. Ask them to participate with you. As a reward will will put your name and their name on the back of the World Run Day Event Shirt. Please note that we cannot guarantee your names will be included together on the back of the t-shirt. The best odds are to register at the same time. (approximately a 99..31% chance 0r 100/144) that you will be together. We plan to put approximately 144 names on a shirt.