Specific purpose: To inform my audience about the effects of smartphone. Central idea: The phenomenon of smartphone addiction cause many effects in terms of enviromental, social, physical and mental. BODY I. One of the effects that will experienced by human when overuse the smartphone is physical effect. A. Nowadays, we are relying on our smartphone instead on using our brains and this action cause reduction to our brain’s function. 1. According to Gordon Pennycook (2015) state that "those who think more intuitively and less analytically when given reasoning problems were more likely to rely on their Smartphones for information in their everyday lives." 2. In fact, the funtion of the smartphone is to help us record the contact number so …show more content…
The advanced funtions performs by smartphone such as browse Facebook, Youtube, Instagram and other social media lead people unwilling to fall in sleep. 2. On the other hand, the blue light these devices emit can suppress production of the sleep regulating hormone melatonin, promoting insomnia. III. Futhermore, smartphone addiction also due to increased social isolation. A. Now generations, almost all people own a smartphone, this phenomenon make most of them lack of communication skills. 1. According to Jasmine Fowlkes said that “social media and modern technology begin to affect their ability to properly communicate in person with peers.” 2. For example, a supervisor writes an email to a employee with a non-specific subject line such as “meeting.” The employee may not understand which meeting this is and may even delete the message, thinking it is an unsolicited email. B. People who have smartphone addictive may tend to ignore their family members, friends, and boss because of too concentration on smartphone, this hurt relationship. 1. “Phones can hurt our close relationships.” said by Andrew K. Przybylski and Netta Weinstein. 2.For example, Diana keeping posting dinner‘s photo to Instagram, rather than actually savoring and sharing her impressions with her family