By Melissa Hogenboom
It was another regrettably familiar wake-up for Sarah Hepola. Much of her memory from the previous night was blank. She remembers talking to people at a party, but then after that a shadow drops over her memories.
How did she get there, where was the stamp on her hand from? Who bought the pizza? Who was the man beside her?
“I was like, well that’s weird, I don’t know what happened… I just kind of laughed it off, it just seemed normal to me,” she recalls...http://www.bbc.com/future/story/20180613-why-do-only-some-people-get-blackout-drunk