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A ban on CFCs in the 1980s prompted a rethink of the devices used to deliver respiratory drugs, now new worries and the ongoing problems that some patients have using inhalers are bringing change.
Increasingly sensitive tests have raised the risk overdiagnosis. Understanding a person’s chance of disease could reduce the harmful side effects of screening.
The analysis of tumours using biomarkers in blood is beginning to transform cancer diagnosis, says Catherine Alix-Panabières. The challenge now is to make liquid biopsy a standard clinical tool.