Need more sleep? These CEOs work more and sleep less than you do

While studies have shown that lack of sleep is detrimental to performance at work, some of the world's most successful leaders are willing to sacrifice their health for the sake of their jobs.

Success is not the only common trait among these CEOs and leaders. According to Business Insider, sleep deprivation seems to be the other trait they all possess.

According to various studies, lack of sleep leads to loss of focus, lower productivity and higher stress. Not getting enough sleep also promotes forgetfulness, depression, weight gain, aging and other health problems including higher risk of death from all causes.

For these CEOs however, lack of sleep seems to be a way of life, allowing them to gain speed above the rest of the competition to emerge as some of the world's most outstanding leaders and chiefs.

Here are 18 leaders and CEOs who have trained themselves to devote less hours to sleep for the sake of achieving success.