The ROI of a Snooze: 3 Reasons Why Every Entrepreneur Needs to Invest in Quality Sleep Posted byToby Nwazor April 1, 2019 Leave a comment on The ROI of a Snooze: 3 Reasons Why Every Entrepreneur Needs to Invest in Quality Sleep Insufficient sleep can negatively affect the heart, lungs and kidneys; appetite, metabolism and weight control — and more.