Thick smog continues to grip most parts of Punjab as residents of province face health and transportation problems.

Visibility remained low on national highways as thick smog continued to persist in the air, disrupting transportation.

According to motorway police from Sahiwal to Khanewal and Multan visibility remained zero to one hundred meters.

Fog and smog engulfed the highway from Kala Shah Kaku to Kot Momin this morning.

The motorway police have issued instructions to drivers to reduce speed and switch on fog lights to avoid any untoward incident.

People are advised to avoid unnecessary travel during fog and smog.

The smog comprising nitrogen oxide, carbon monoxide, Sulphur and other aerosols is causing health issues for the citizens who have been complaining about breathing problems, eye infections and minimum visibility on roads.

According to met office, the lack of rain, pollution, smoke from vehicles, factories and burnt crops to the worsening smog situation in the cities.