Health PS Mary Muthoni says that immediate symptoms of exposure include headache, dizziness, shortness of breath, nausea, and vomiting.

In total, 27 counties are severely affected, with regions in Western Kenya and along the Coast experiencing worm infection rates of 40-50 per cent.

The public health department noted the potential for diarrhoea outbreaks, largely attributed to the consumption of contaminated food and water.