Christmas

Winter is the coldest season of the year in polar and temperate zones (winter does not occur in most of the tropical zone). It occurs after autumn and before spring in each year.

Camera

Every year World Photography Day is observed on August 19th to celebrate this beautiful art.

Medical

Common signs of infection include respiratory symptoms, fever, cough, shortness of breath and breathing difficulties. In more severe cases, infection can cause pneumonia, severe acute respiratory syndrome, kidney failure and even death.

Health

World Heart Day - Scale up prevention of heart attack and stroke.