The Fifth Floor: Exam nightmares

Why are exams so stressful? Chinese journalists Wanqing Zhang and Eric Junzhe share personal memories about the infamous Gaokao exam in China, which this year reached a record of 13.42 million applicants; and India correspondent Soutik Biswas reports on the exam scandals threatening the future of millions of young people in India. Plus: why do we have recurring nightmares about exams? Caroline Steel from CrowdScience has the answer. If you also have questions about exams, email them to crowdscience@bbc.co.uk. Produced by Caroline Ferguson, Alice Gioia and Hannah Dean.(Photo: Faranak Amidi. Credit: Tricia Yourkevich.)