After 3 years of discussions, 194 member countries of the World Health Organisation have agreed to the text of a pandemic treaty designed to make the world safer from a future pandemic – but what could it mean in practice and how are countries held to account?

Also on the show, how treating high blood pressure can reduce the risk of dementia. Researchers have suggested it takes more than just medication; lifestyle changes are also key to lowering the risk.

We learn how Oropouche is underdiagnosed across the Americas and the impact climate has on the spread of this insect-borne virus. Plus, a new weight loss pill has been found to reduce weight and blood sugar levels in its latest trial.

Has an anecdote you read online or heard from a friend ever changed how you feel about the medical choices you make? We hear about the power of anecdotes, especially negative ones, when making a decision for your own health.

Presenter: Claudia Hammond

(Image:Co-chair of the negotiations and French ambassador for Global Health Anne-Claire Amprou (L) and WHO Director-General Tedros Adhanom Ghebreyesus after a consensus on the Pandemic Agreement at the WHO headquarters. Credit: CHRISTOPHER BLACK/World Health Organization/AFP via Getty Images)