-Health problems: Excess use of computer causes eye problem.
-Unemployment: Computers have been used in some areas to replace human labour like robots are being used in industries instead of people being employed.
-Idleness: Most people spend most of their time in the internet.
-Increased cases of crime: People involved in criminal activities rely on high tech tools to carry out criminal activities and overcome security measures.
-Reduced physical activities: This has led to body problems like obesity, premature death e.t.c.