ข้อเสียหลักๆของโทรศัพท์มือถือ คือสุ

The major disadvantages of the mobile phone is a very important issue, which is healthy because the phone is used to attach the head and ears, so that I can hear and talk through the microphone when the local and ongoing conversation for a long time, the user will feel the heat generated which cause dementia.

The main disadvantages of mobile health is a very important issue. Due to the nature of the phone attached to the head and the ears to hear. And speaking into the microphone The conversation continued for a long time. Users will feel the heat that occurs. Which causes Alzheimer's disease.