percent of people found it difficult to get away from the Internet for about a number of days at a time, based on the statistic given by Stanford University. An interesting fact is that males are more likely to addict to the Internet, based on a research from the University of Lowa  . Not only being lured by these above factors, many students and teenagers come to the Internet as a way to hide from the real world. The pressure from parents’ expectation, from studying or even bullying scares them severely. They feel more comfortable and safer when living in a fiction world created on the Internet. The dangerous problem of internet addiction is not only about their life tendency but also their health. A study published on March 12, 2010, has shown a positive relationship between the use of the Internet and depression  . Specifically, people who are addicted to the Internet will be more likely to get depressed than normal people. According to Hilarie Cash, an American psychotherapist recommended that 8-10% of American teenagers get addicted to the Internet. This number means that approximately 2 million teenagers become depend on this system around the United States alone. It is a true alarm for people to recognize these negative effects of Internet on students and teenagers. If you want to know more about depression, a negative impact of Internet, click at Consequences of Depression
“Having an extremely low body-fat percentage can affect the cardiovascular system’s ability to function normally,” says cardiologist Kevin Campbell , ., fellow of the American College of Cardiology. For example, in one study published in the International Journal of Sports Physiology and Performance , when bodybuilders prepared for competition by lowering their body fat, their heart rate dropped to 27 beats per minute. Too low heart rates, called bradycardia, can lead to dizziness, passing out, and cardiac arrest. Meanwhile, other electrolyte imbalances due to too-low of a body fat percentage, not to mention caloric intake, can lead to “cardiac arrhythmias and sudden cardiac death, he says.