Bad habits слайд,презентация

 is bad first of all your stomach and liver. It can be a cause of some diseases and obesity, you can change your metabolism and get a lot of problems.  
 it’s very convenient to be connected everywhere and every minute. But it’s known that mobiles can be harmful because electric waves which make bad influences on your health. 
 of cause it is not hygienic. You can get some infections, contagious or skin diseases.  
 When you do it one or two hours it’s not bad. You can get a lot of new information, it helps to do you homework etc. But when it’s too much it damages you. First of all it ‘s bad for your eyes, brains, nerves system. Other result your sight becomes worth, you can’t sleep well and so on.