India, Sept. 1 -- In today's episode of Everyday Explained, we're looking at something you've probably encountered countless times while browsing the internet: that little pop-up asking you to 'Accept All Cookies' or 'Reject All.' But what exactly are these cookies? Why do websites want you to accept them? And what happens if you choose to reject them? (Also read: Everyday explained: Why do your fingers wrinkle in water? )

Cookies are small pieces of data that a website stores in your browser when you visit it. They allow websites to remember information about your visit, such as your preferences, login status, or items in your shopping cart. According to MDN Web Docs, cookies are commonly used for session management, personalisation and...