Doctors always say that everyone need to sleep at least 7 to 8 hours daily. But if you sleep less than that, your health can suffer. But this is not true for everyone, here we are presenting some great people who sleep less, but still this world know their greatness and glory. Barack Obama ( 5 to 6 hours ) :- The President of U.S. and most powerful man in the world. Image Source Marissa Mayer ( 4 to 5 hours ) :- Marissa Mayer is the President and CEO of Yahoo!. Image Source Thomas Alva Edison ( 4 to 5 hours ) :- Thomas Alva Edison was an american scientist, who invented most popular inventions like motion picture camera, phonograph and electric bulb etc. Image Source Narendra Modi ( 3 to 4 hours ) :- Narendra Modi is most powerful and popular Prime Minister of India. Image Source Leonardo da Vinci (2 to 3 hours ) :- Leonardo da Vinci was an famous italian painter, sculptor, architect, musician, mathematician, engineer, scientist. Image Source Indra Nooyi ( 4 hours ) - Indra Nooyi is the Chairperson and CEO of PepsiCo. Image Source Jack Dorsey ( 5 hous ):- Jack Dorsey is the co-founder of Twitter and founder & CEO of Square. Image Source Sir Isaac Newton ( 3-4 hours ) :- Sir Isaac Newton was an most famous English scientist. Image Source Sergio Marchionne ( 4 hours ) :- Sergio Marchionne is the CEO of Fiat Chrysler Automobiles. Image Source Donald Trump (3-4 hours ) :- Donald Trump is the American businessman and T.V. personality. Image Source We know that most of the people just love sleep and their sleeping hours would not like this article than guys you read more about Albert Einstein -The scientist. He slept for 10 to 11 hours daily and took power naps in daytime also. So choice is yours lol. Cover Image Source