<p>The Kerala health department has sounded an alert against West Nile fever after one person died following the vector-borne disease.</p>.<p>A 47-year-old person died due to the infection in Thrissur district on Sunday. The last West Nile death in Kerala was reported three years back. The health department collected samples from the locality and mosquito control measures are being initiated.</p>
<p>The Kerala health department has sounded an alert against West Nile fever after one person died following the vector-borne disease.</p>.<p>A 47-year-old person died due to the infection in Thrissur district on Sunday. The last West Nile death in Kerala was reported three years back. The health department collected samples from the locality and mosquito control measures are being initiated.</p>