Providing on-line non-downloadable videos featuring exercise and fitness training and instruction; providing on-line live streaming on-line non-downloadable videos featuring exercise and fitness training and instruction; Conducting fitness classes; Physical fitness conditioning classes; Physical fitness instruction; Physical fitness studio services, namely, providing exercise classes, body sculpting classes, and group fitness classes; Physical fitness training of individuals and groups; Providing fitness training services in the field of High-Intensity Interval Training; consulting services in the fields of fitness and exercise; personal trainer services; physical fitness instruction