about the topic will be discussed by the head of the department of hearing prosthetics , doctor of thorinst victoria valerievna good afternoon good morning , joy to see mutually in order to generally carry on a dialogue with headphones. yes, let's first figure out how safe or still it is dangerous to use them, because it is the most. it seems to me a popular user question, well, on the internet exactly and some authors claim that not everything is as good as it seems at first glance. the use of headphones is regulated by standards, not only by the world health organization, but also by the international electrotechnical commission. there is a special standard called itum, which regulates the safe use of headphones, it is recommended to listen to no more than five hours a week for a maximum of 45 hours. hours a day. that is, if all these rules are observed. so we can be quiet behind our ears, the volume of using the device is also important and it is recommended to use a sound intensity of up to 80 db maximum. and let me talk about headphones that help people hear. this is a completely sep