He identified the pathways that regulated wakefulness and sleep onset by studying the parts of the brain that were affected by the disease and the consequences it had on the circadian rhythm.
jeopardize definition, meaning, what is jeopardize: to put something such as a plan or system in danger of being harmed or damaged: . Learn more.
Shudder is the act of shaking or trembling, especially because of fear. The act of shaking out of fear is an example of shudder. verb. To shudder is to shake or tremble, often because of fear. When you begin to shake because you are afraid, this is an example of a situation where you shudder.