Karachi is in the grip of heat-wave which will likely to continue till Saturday.
The city recorded 42 degree centigrade temperature on Wednesday.
Pakistan Meteorological Department has issued a heat-wave alert in Karachi for four days during which sea breeze will remain suspended.
In view of heat-wave alert, composite measures have been taken by provincial government and Karachi administration to cope with the situation.
Emergency has been declared in all hospitals of the city.
One hundred and twenty one heatstroke centers and first response centers have also been established by Sindh government to provide relief to the citizens from scorching heat.