In short, yes, electronic muscle stimulators can be very useful for accelerating muscle recovery and preventing injury.
Touted by some to be the future of fitness, electronic muscle stimulation can be seen as a way to ensure full-body muscle activation throughout a workout.
Given how challenging it can be to keep the abdominal muscles engaged during certain exercises, or whatever muscle group it may be, electronic muscle stimulators can prove to be valuable tools for enhancing the benefits of working out.