"Hogwarts headache"

One doctor coined the term "Hogwarts headache" shortly after the release of Order of Phoenix the longest book in the series, at 766 pages in the UK edition, 870 pages in the US edition, and over 250,000 words.He described it as a mild headache followed by neck or wrist pains, caused by unhealthily long reading sessions of Harry Potter.   The "symptoms" resolve themselves within days of finishing the book. His prescription of taking reading breaks was rejected by two of the patients on which he discovered this headache. Way to go Potterheads ...!