Infections linked to cot deaths

Some cases of cot death may be due to a bacterial infection, researchers say.

The Archives of Disease in Childhood study found samples from babies who had died for no apparent reason often carried potentially-harmful bacteria.

Some experts believe toxins produced by these bacteria could trigger a chemical storm, which overwhelms the baby, resulting in sudden death.

There are around 250 sudden infant deaths a year in the UK. The majority are never fully explained.

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