Lack of Sleep We always think that someone is going to message or call us so I must reply to his/her message or call and because of this addiction we spend most of our night time in chit-chatting. DEPRESSION Due to doing more usage of the phone, we feel unstable and depressed when our phone is not with us. NECK PROBLEMS this is a problem from which one suffers from neck illness and pain in the neck. This problem happens due to sitting in a wrong position and by bending down the neck for a long time for texting messages.