This document discusses technology use and overuse. It defines technology as the application of science to solve practical problems. It notes that while tools like email and social media can be beneficial if used properly, excessive or improper use of technology can negatively impact physical and mental health, causing issues like emotional, physical, social and intellectual disorders. It describes overuse of technology as a compulsion that limits freedom and can lead to negative personal and social changes. Prolonged excessive technology use has also been linked to health problems like eye strain, weight gain, nerve damage, and even cancer.