roma surprise , the journalist's name is hossein jan parsanjad in the morning . you are welcome. hello good morning to you and hello to all the viewers of khabar salamat network. please tell me what is the cause of the common problems used by teenagers and young people . we are at the beginning of the school season and the most important thing that really concerns our students is the poverty of physiotherapists. movement and reducing their mobility in today's life, small apartments that provide you with the right space for them to have enough physical activity , and on the other hand, schools that were well established in small buildings and there is no proper sports space and flight hours the hours will not be enough and the space is not suitable for this lack of movement it makes the students not in the right conditions in terms of physical fitness, and the physical fitness of the legs and so on in situations where they have to sit behind the desks for a long time , subsidies work for it, or with smart phones, it is very complex recently. doing the body and tab