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A new study shows that chimpanzees drum with regular rhythm when they beat on tree trunks. Previous research also shows that chimps in regions of west and east Africa have their own signature drumming style.

One in five people in Australia and New Zealand will experience chronic pain at some stage in their lives; and it's recognised as a major global health issue. Unrelieved pain can affect every area of a person's life with major social, financial and emotional consequences. Researchers at the University of New South Wales and Neuroscience Research Australia have done a randomised trial focusing on the experiences of people with chronic pain - and the role emotional processing plays in managing chronic pain conditions. Professor Lorimer Moseley is a professor of Clinical Neurosciences at the University of South Australia and the Chair of PainAdelaide. In this episode of Weekend One on One, he spoke with Peggy Giakoumelos on the role of psychology in chronic pain management.

Heavy menstrual bleeding affects a quarter of women, but is often excluded from discussions around women's health.While the government's $793 million women's health investment has been celebrated, there are concerns around a lack of specific reference to this condition.This comes amid calls for a change in terminology to challenge taboos.