Antiparasitic drug Ivermectin has been shown to reduce malaria transmission by making the blood of treated persons deadly to the mosquitoes that carry the disease. Journalist Layal Liverpool explores the impact this new approach could have.

Six months on from President Trump’s dramatic cuts to US foreign aid, the HIV/AIDS relief fund PEPFAR hangs in the balance. We hear how the cuts have impacts one HIV clinic in Thailand and Devex correspondent Andrew Green unpacks the bigger picture.

Could a temporary tattoo help combat drink spiking? We hear how it works and consider if anyone would actually wear one.

A new neuroscience project is training non-specialists in India and Tanzania to gather brain data using portable headsets. Dr Tara Thiagarajan from Sapien Labs explains how diversifying brain data sets, which are often biased towards western populations, might improve health outcomes.

How we sweat and why it matters. Layal and Claudia unpick new research that suggests sweat rises like a tide inside our skin.

Presenter: Claudia Hammond Producer: Hannah Robins Assistant Producer: Alice McKee