https://www.sciencedaily.com/releases/2019/08/190805112208.htm

According to a new study, sleep plays an especially important role in not only identifying a good business idea, but in evaluating it and believing it is viable.

"Entrepreneurs who consistently choose hustle over sleep, thinking that sleep comes after success, may be subverting their efforts to succeed," says lead author Jeff Gish, an assistant business professor at the University of Central Florida. "Everyone needs a good night of sleep, but it is especially important for entrepreneurs."