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.
By the end of World War I, Harley Davidson was producing more than 30,000 motorcycles yearly. The company entered into a contract agreement with the US military to provide bikes in WWI.he biggest Harley Davidson is called the Boneshaker. It is 3 meters (9.9 ft) high and 5 meters (16.5 ft) long. The motorcycle weighs 6,000 lbs. The bike was constructed in Gates County, North Carolina, USA.