New research shows that 20% of children under five years old in Nigeria have been exposed to skin lightening products, even by parents who know the risks associated with the products. Claudia speaks to Aisha, a mother, to understand why skin lightening can seem appealing, and to dermatologist Atinuke Ajani from Ile-Ife, Nigeria, who explains the growing prevalence of this trend.

Epidemiologist Matt Fox joins Claudia to explain the latest breakthrough in HIV immunotherapy treatment and what research is still needed to find a cure.

Momentary lapses in attention when exhausted may be your brain’s way of catching up on sleep. Laura Lewis, who is associate professor of medical engineering and electrical engineering at Massachusetts Institute of Technology in the United States, explains the latest findings in sleep deprivation neuroscience.

Claudia and Matt discuss a recent finding that medical research published by women is less likely to be retracted and the simple step that airlines could take to be better prepared for the medical emergency that causes 86% of in-flight mortalities.

Presenter: Claudia Hammond