Search results
Results from the WOW.Com Content Network
CRTs were the single most popular display technology used in television sets and computer monitors for over half a century; it was not until the 2000s that LCDs began to gradually replace them. A derivative of CRTs were storage tubes , which had the ability to retain information displayed on them, unlike standard CRTs which need to be refreshed ...
Screen time is the amount of time spent using a device with a screen such as a smartphone, computer, television, video game console, or a tablet. [1] The concept is under significant research with related concepts in digital media use and mental health. Screen time is correlated with mental and physical harm in child development. [2]
Studies show that teens who spend the most time on their electronics are also the most isolated and depressed. [24] Although social media allows teens to connect 24/7, excessive screen time leads to loneliness and a lack of social skills. Studies show that excessive screen time is also linked to memory deficits as well as attention deficits.
For what it's worth, the Centers for Disease Control and Prevention has estimated that eight- to 10-year-olds clock in about six hours of screen time per day (on their phones or other devices), 11 ...
Prinstein compared teens’ social media use to driving a car, in that keeping adolescents safe should be a team effort that includes policymaking, parental supervision and changes from the ...
Digital TV can support more than one program in the same channel bandwidth. [131] It is an innovative service that represents the first significant evolution in television technology since color television in the 1950s. [132] Digital TV's roots have been tied very closely to the availability of inexpensive, high-performance computers.
Almost half of teens are online almost all the time, according to a new survey, and that has consequences for their health and development, experts tell CNN. Teens spend most of their time on ...
In 2008, LCD TV shipments were up 33 percent year-on-year compared to 2007 to 105 million units. [10] In 2009, LCD TV shipments raised to 146 million units (69% from the total of 211 million TV shipments). [11] In 2010, LCD TV shipments reached 187.9 million units (from an estimated total of 247 million TV shipments). [12] [13]