While coffee is a staple in a lot of people's day-to-day life, Claire Foy finds herself unable to drink caffeine. The critically acclaimed British actress, best known for her portrayal of a young Queen Elizabeth II in the Netflix series The Crown, revealed she found out a number of years ago that she had to give up the drink. Explaining how she was confused at her weight loss, she soon discovered the reason behind it - and it was "gross". She revealed she had parasites and believes she got them