Bi-Directional Bike Pedaling System
"The difference of Lower Extremity Muscle 
Recruitment and Metabolic
Variables between Forward pedaling, 
Backward pedaling, and Combined pedaling in Bicycle Exercise"

Medical Efficiency Study
"The Effect of Forward and Backward Pedaling 
on Leg Muscle Recruitment and Energy 
Metabolic Variables In Stationary Bicycling"

UPN Channel 50 News Report
Featuring The MBI Bi-Directional Gear