You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Key regulators of sleep are located in and explain in detail?
Sleep is regulated by two parallel mechanisms, homeostatic regulation, and circadian regulation, controlled by the hypothalamus and the suprachiasmatic nucleus (SCN), respectivelyr Ref:guyton hall textbook of medical physiology 12 edition page number:711,712,713