I have read from various (low quality) sources that Leonardo da Vinci practiced polyphasic sleep, maybe the Uberman's sleep schedule. Polyphasic sleep refers to the practice of sleeping multiple times ...
I have heard it a lot and read somewhere that he was homosexual like one of answers under the same question here: It's rather possible. He had been charged sometime in the late 1400's with sodomy ...
I found this to be strange, if not absurd: Morteza Khalaj Amirhosseini, the author of the book "Leonardo Da Vinci's Drawings", went on to say that the book presents a complete biography of Da ...