The study of Internet addiction first began in the United States in the mid-1990s, and more recent studies have documented Internet addiction in many countries, such as Italy, Pakistan, the Czech Republic, and in China, Korea, and Taiwan. Internet addiction is a growing health concern and the exact cause of Internet addiction is unknown, but …
the secret between lack of sleep and the ability to focus
American scientists confirmed that a mutation in one of the genes allows some people to regain their activity and get enough rest without the need for long hours of sleep. Most people need at least six hours of continuous sleep to restore their activity and ability to focus, but US researchers discovered the existence …