Donahoe can't get seven hours of sleep every night, but he said that he tries to hit 70 hours of sleep every 10 days. Hitting this target, rather than exactly how much sleep he gets per night, is a sleep science workaround that the Nike CEO says has been working for him. Sleep science research has consistently shown that the average adult should aim for seven hours of a sleep each night. It's not necessarily always going to be the recommended seven hours of sleep that will ensure a good night's rest, according to sleep experts. In the long term, if you don't get enough sleep, there's health outcomes that can occur."

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Persons: I've, Elon Musk, CNBC's David Faber, Bill Gates, John Donahoe, Donahoe, It's, Mark Wu, Wu, Gates, Jagdish Khubchandani, Khubchandani Organizations: Nike, CNBC, Summit, Apple Watch, Google, Johns Hopkins University, National Institute for Occupational Safety, Health, United, Blood Institute, Ball State University, New Mexico State University, Ball Locations: America, U.S, China, Santa Barbara , California, United States