on the last day of the national health lovers' diabetes week in tehran's chitgar park, with the slogan "building the present is walking," according to the director of the department of non-communicable diseases management of the ministry of health, 50% of the country's population over 30 years of age do not have enough physical activity, which is due to inactivity . it leads to high blood pressure and diabetes in them. physical activity or public exercise is one of the good things , it is one of the good characteristics that reduces non-communicable diseases, especially diabetes, blood pressure, diseases it becomes respiratory and cancer. therefore, it is recommended that this happen to everyone and include exercise in their daily schedule. unfortunately, in our country, more than 50% of the population over 30 years old do not have that necessary activity, and this has caused some diseases , including diabetes and blood pressure, to increase. cold rolling of steel was planned in the city of kardah. minister samt says that most of the investment has been made in the upstream of the stee