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The first human case of Shamonda virus has killed a man in his 60s in France. Claudia Hammond is joined by professor of epidemiology and global health at Boston University, Matthew Fox, to discuss how this cattle virus made its way into a human and the implications of this.

Could staying active before surgery help prevent postoperative delirium? Health Check hears from Dr Jeffrey Huang, senior anaesthesiologist at the Moffitt Cancer Center in Tampa, Florida and Professor of Oncology Science at the University of South Florida, who has found that regular physical activity before cancer surgery was linked to a 50% lower risk of developing postoperative delirium.

Brown fat is a type of fat which plays an important role in keeping the body warm in cold temperatures, but new research finds it also could impact the likelihood of developing mental health disorders. Claudia speaks with cardiologist Dr Paul Cohen, associate professor and head of the Laboratory of Molecular Metabolism at Rockefeller University, to learn more.

Claudia and Matthew also discuss whether wearing noise cancelling headphones while under general anaesthesia reduces post-operative nausea and vomiting? And what do our eyebrows really tell people about our confidence?

Presenter: Claudia Hammond
Producers: Georgia Christie, Jonathan Blackwell & Helena Selby