Electromyography (EMG) is an electrodiagnostic medicine technique for evaluating and recording the electrical activity produced by skeletal muscles.[1] EMG is performed using an instrument called an electromyograph to produce a record called an electromyogram.
The general consensus is that a classic motorcycle must be at least 25 years old. Another consideration of what constitutes a classic motorcycle is the simplicity of the bike itself. To be considered a classic, a motorcycle should maintain simple aesthetics hearkening back to the origins of these vehicles.
Supermoto motorcycle racing has its origins in the 1970's, but it was likely conceived as a type of 'best of all worlds' race. The pavement junkies and the tarmac racers could go head to head with the dirt track racers and off-roaders out there in a head-to-head competition. The Super Motard Motorcycle: Equipment and Popularity