What causes breakthrough measles infections? A small number of people who are fully vaccinated may get sick during a large outbreak, doctors say. NBC News

...Infectious diseases doctors are at pains to emphasize that the MMR vaccine is one of the most effective vaccines on the market, but as Rodney Rohde, a professor at Texas State University explains, a small number of people who are fully vaccinated may get sick during a large outbreak.

Studies across 14 nations show 25% to 30% rate of long COVID Among the 25% of participants in 1 study who said they experienced long-COVID symptoms, 13% reported sleep disorders. CIDRAP

A new study in BMJ Global Health across 13 middle- and high-income countries reveals that 25% of patients reported symptoms of long COVID after symptomatic COVID-19, and long COVID is significantly more prevalent in participants from less wealthy nations and in patients of Arab or North African ethnicity.

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World Health Organization agrees legally binding pandemic treaty The agreement is designed to ensure more cooperation between nations in the event of another pandemic. BBC News

Members of the World Health Organization (WHO) have agreed the text of a legally binding treaty designed to better tackle future pandemics.

The pact is meant to avoid the disorganisation and competition for resources seen during the Covid-19 outbreak.

Key elements include the rapid sharing of data about new diseases, to ensure scientists and pharmaceutical companies can work more quickly to develop treatments and vaccines.

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