Interlock apparatus for fitness equipment
Interlocking dumbbells
Interlocking dumbbells
Intermediate section for exercise bar
Interval fitness training
Invalid gravity force rebound exerciser
Inversion practice exerciser
Inversion table
Inversion table
Inverted AB cruncher
Isoinertial lifting device
Isokinetic cervical exercise device
Isokinetic exercise apparatus for the lower body
Isokinetic exercise hoop
Isokinetic oscillating exercise apparatus
Isokinetic resistance apparatus
Isolated curl machine and method of training therefor
Isolation exercise machine with leverage arm
Isometric arm and leg exerciser
Isometric body conditioning apparatus