Myelopathy myo-lop-a-thee. Myel ['spinal cord'] opathy ['problem'] is a disease of the spinal cord. This can be distingiushed from a radiculopathy or neuropathy based on the symptoms and findings during a doctors examination. Myelopathy is therefore a descriptive term and many different disease processes can cause it.
Taekwondo is a martial art that was developed by the Koreans with tactical preferences for kicks over hands (although both are included), while Karate is a Japanese development of hand fighting which was refined in Okinawa, and likely brought there from early hand fighting in China.
Karate is primarily a striking martial art that emerged on the island of Okinawa as a blend of native Okinawan fighting styles and Chinese fighting styles. There are numerous karate styles being practiced today all over the world, making it one of the most popular fighting styles in existence.