Home / English / What happens when we sink deeply in the sleep? English What happens when we sink deeply in the sleep? Posted on10/08/202202/07/2022 Updated on02/07/2022 As we sink deeply into sleep our muscles relax more and more; our blood pressure and temperature goes down. Related posts: What is the most obvious advantage of sleep? What happens to our body when we sleep? Define a dream in your own words? Why are dreams important? Mention two reasons.