"According to the latest information, tests for the corona virus have increased dramatically in recent weeks," said the technical director of the specialized virology laboratory in Markazi province.

The increase in tests for Covid 19 disease indicates an increase in the number of patients in the community, which naturally increases with the severity of the disease as it progresses to colder weather.

He added: "With decreasing temperature, the possibility of air conditioning in public places has decreased and therefore the possibility of transmitting the virus in public places and indoors increases."

Associate Professor of Virology, Markazi Province, noted: "Apart from corona disease, there are other diseases, including respiratory infections, viral and bacterial diseases that are common in cold seasons, and sometimes these cases are very difficult to distinguish from each other and in This is when the role of the experiment becomes more colorful.