LUCKNOW, Sept. 26 -- Continuous rainfall over the last three days has increased the risk of vector-borne diseases such as dengue, malaria and chikungunya in the city, with waterlogging reported in several localities.

Health officials said surveillance and preventive measures have been intensified across all eight zones of Lucknow. Teams have been deployed in vulnerable areas to distribute medicines and spread awareness.

"Teams in all eight zones are keeping a close watch. Medicine distribution and awareness activities are being carried out," said Yogesh Raghuwanshi, district health education and information officer in the office of the chief medical officer (CMO).

Each zone has a malaria inspector and his team assigned multiple wards. ...