0 Morty Asked: July 13, 2019In: BiologyWhat happens when we are asleep? Was does laying in bed not have the same effect as actually sleeping?0When you lay down on a bed and do nothing, not much is different. But when you actually begin to “sleep”, your body starts recharging for the next day, why is that?In: Biology ShareFacebook 2 AnswersVoted jellybeanbabyy Added an answer on July 13, 2019 at 11:21 pm No one actually knows why we need sleep. There have been lots of theories, but we just don’t know. What we do know is that while we sleep, brain activity is still present. You will go through different stages of sleep, this article explains all four: https://www.tuck.com/stages/0Reply Share ShareShare on FacebookShare on TwitterShare on LinkedInShare on WhatsApp premedguy819L Added an answer on July 13, 2019 at 4:44 pm There are many psychological theories why this is but there is no objective reason. Some people think it’s to restore our brains overnight while others believe that it is to develop our brain and process our memories. More info here http://healthysleep.med.harvard.edu/healthy/matters/benefits-of-sleep/why-do-we-sleep0Reply Share ShareShare on FacebookShare on TwitterShare on LinkedInShare on WhatsAppLeave an answerLeave an answerCancel reply Attachment Select file Browse Featured image Select file Browse What is the capital of UK? ( London )Save my name, email, and website in this browser for the next time I comment.