10 Crazy Facts About Sleep You Never Knew

All people do it – from the day they are born to the day they die – and it is one of the things that they do not think that much about. People will have spent about 1/3 of their time on this planet asleep by the end of their lives. According to inventor Thomas Edison, that is a big waste of time. All animals need sleep to function well. Whether we are talking about a giraffe that just requires a little less than 2 hours per day or humans that think they require 8 hours to be at the top of their game, sleep is in fact a weird thing. Here are 10 crazy facts about sleep you never knew.

Blind People

Individuals born blind do not see visual images when they dream; however, they do have an increased auditory, tactile and olfactory experience.


Black And White Dreams

About 12% of individuals have black and white dreams. However, before color television, the number was 75%.

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