Have we found a better alternative to aspirin?

Millions of us take aspirin daily to ward off heart attack or stroke, but a new study has found an alternative blood thinner, clopidogrel, could be more effective. We find out how it compares.An oral health check-up at least two weeks before surgery has shown to reduce the risk of post-operative infections such as pneumonia as well as reduce the length of a patients' hospital stay. Dr Kristina Wanyonyi-Kay Research Programme Leader at The Healthcare Improvement Studies Institute at the University of Cambridge assesses what this Japanese study tells is about the connection between oral health and the rest of our bodies.The Africa CDC and WHO have just launched ambitious targets to cut Cholera by 90% across Africa. Global health journalist Andrew Green assesses if this target is likely to be met with the measures proposed.We meet a Chilean football team who’ve all had organ transplants. They’re trying to raise awareness and improve the number of donors in the country. Our reporter Jane Chambers went to Santiago to find out more.Could music help or worsen travel sickness? A study in China found happy music improved symptoms whilst sad music made them worse.Presenter: Claudia Hammond Producers: Katie Tomsett & Hannah Robins