With cholera on the rise around the world, the global vaccine stockpile is running dry. New doses go right to active outbreaks, with none left for prevention campaigns. Can vaccine makers catch up?

2024 will be awash in new (and sometimes familiar) buzzwords that point up the polycrises (another buzzword) around the planet. Here's a guide for the perplexed.

Treating cholera has been a passion for Bangladeshi scientist Firdausi Qadri. She reflects on her career and inspirations, cholera's scourge, as well as successes in combating the disease.

Several crises in the country — including political instability, COVID and financial collapse — have created deteriorating conditions that have allowed the bacteria to spread.

That's when a vaccine for plague was invented — and authorities began to consider requiring proof of vaccination before visiting pilgrimage sites in India. The debate has raged ever since.