Many—if not most—people today think that heavy use of a smartphone or the Internet can become an ...

• A need to use the cell phone more and more often in order to achieve the same desired effect.
• Persistent failed attempts to use cell phone less often. 
• Turns to cell phone when experiencing unwanted feelings such as anxiety or depression. 
• Excessive use characterized by loss of sense of time. Has put a relationship or job at risk due to excessive cell phone use. 
• Tolerance. 
  Need for newest cell phone, more applications, or increased use. 
• Withdrawal, when cell phone or network is unreachable.
  Anger.
  Tension.
  Depression.
  Irritability.
  Restlessness.

smartphone addiction can change the brain structure – specifically affecting the amount of gray and white matter  in regions of the prefrontal brain. This area of the brain is associated with remembering details, attention, planning, and prioritizing tasks. The addictive behavior triggers a release of dopamine to promote the pleasurable experience activating the release of this chemical. Over time, more and more of the activity is needed to induce the same pleasurable response, creating a dependency. That is, if you find online gaming or online shopping a pleasurable activity and you suffer from an addiction to the Internet, you will need to engage in more and more of the behavior to institute the same pleasurable feeling prior to your dependency.

What are the Symptoms?

Depression
Dishonesty
Feelings of guilt
Anxiety
Feelings of Euphoria when using the phone
Inability to Prioritize or Keep Schedules
Isolation
No Sense of Time OR Loses track of time when using mobile phone.
Defensiveness
Avoidance of Work
Agitation
Mood Swings
Fear
Loneliness
Boredom with Routine Tasks
Procrastination

Overuse of your cell phone or smartphone can result in a number of different physical problems that may cause permanent damage or be difficult to treat, including:
Neck problems.
Sleep disturbances
Relationship problems.

Arguments against including:
Education
Smartphones also aid education, especially in children. With easy access to information and helpful content, children can have a more interactive learning through watching education videos and playing education applications. They can also easily surf the internet if they want to search something about a topic.

GPS
Most smartphones now are equipped with Global Positioning System (GPS). This technology allows people to locate certain addresses and area all around the world. This helped improved not just communication, but most especially, transportation.

Instant Communication
Smartphones evolved from the earliest communication devices. Thus, it has been created to primarily improve people’s way of communicating with each other. The advent of smartphone technology modernized communications. It has paved the way to SMS, text messaging, call, video chat, and apps that allow people to instantly communicate to everyone across the globe.

good  eco-friendly
Today smart phones are the devices which provide all the facilities what a user need in his daily life.  Cell phones these days are more than just a device to communicate and talk to people. It has become a gadget that allows you to e- mail, write a notebook, take instant picture by using the camera, listen to your fav Music, use the Calculator, travel almost everywhere by using the GPS, Flash Light, play your favorite game, use it as Clock/ Alarm Clock, read a Book, set up your appointment by using Calendar, keep informative about the news by using the eNewspaper, Photo Album, Contact List / Phone Book.
Today life is so busy and everyone is trying to complete his own needs. No-one has such time to look around him and think for a while to what he/she wants. The economies are becoming stable and unstable sometimes. To overcome the needs of consumers of bigger digital devices, smart phones are solving the issues. We can use smart phones for a lot of purposes of routine life and because of this we don’t have to carry heavy weight laptops and digital dairies, we can save anything in our smart phone so we can get benefits of this anywhere any time.