Hardening of the arteries, also called atherosclerosis, occurs when fat, cholesterol, and other substances build up in the walls of arteries. These deposits are called plaques.efinition. Hardening of the arteries, also called atherosclerosis, occurs when fat, cholesterol, and other substances build up in the walls of arteries. These deposits are called plaques. Over time, these plaques can block the arteries and cause problems throughout the body.
CNS fatigue (CNS = central nervous system) is a slightly more convoluted phenomenon, but the term is thrown around frequently in the world of fitness. By itself, the acronym evokes notions of frailty, complication, and extreme caution.NS fatigue (CNS = central nervous system) is a slightly more convoluted phenomenon, but the term is thrown around frequently in the world of fitness. By itself, the acronym evokes notions of frailty, complication, and extreme caution.
With neural fatigue, you can drain both the central nervous system, (the âbrainâ â the cerebral cortex, cerebellum etc.), or the local nerves (neuromuscular junctions), that join the nervous system and the muscle together.âm not going to get into a big scientific rant on the various aspects of the nervous system and what they do. Really all you need to know is that the central nervous system includes your brain and spinal cord and connects to your muscles through the peripheral nervous system.