Like any sport involving speed, equipment, balance and environmental factors, running poses some inherent risk. The author of the Trail Runner’s System, Busy Runner Routine, Next Level Runner, The Aid Station, and the accompanied training plans advises readers to take full responsibility for their safety and know their limits. Do not take risks beyond your level of experience, aptitude, training and comfort level. The information is offered with no guarantees on the part of the author, and the author will not be held liable in the event of injury.