# Fridge-free vaccines could halve global vaccine waste

Health experts report that roughly half of all vaccines are discarded because they require strict refrigeration. Researchers are developing heat-stable versions that do not need a cold chain. This breakthrough could dramatically reduce waste and improve vaccine access in remote or low-income regions.

**Importance:** 4/5

## Sources

### Health
- [BBC Health](https://www.bbc.co.uk/news/articles/ce85qe8j0nzo?at_medium=RSS&at_campaign=rss) — Wed, 05 Aug 2026 23:14:22 GMT