Earning money while sleeping may seem like a fantasy, but it is indeed possible to make up to $40,000 per year just by sleeping. There are various opportunities available, from companies paying you to sleep on their mattresses to state-funded and privately-funded research organizations offering well-paying sleep studies and trials. However, it’s essential to be aware of the pros and cons of earning money by sleeping, just like any other profession. To help you enter this industry, our editorial team has carefully curated a list of high-paying options. But before we delve into those, let’s discuss the initial steps to get started. Disclaimer: This article contains affiliate links. We may receive a small commission when you make a purchase (No extra cost to you). Please read our Affiliate Disclosure for more information. Watch for Free… The Beginner-Friendly, 3-Step Blueprint to Generate as Much as $10,000+ Their Very First Month How To Start Making Money While Sleeping? Contrary t...