CONNECTING THE DOTS: UNDERSTANDING THE IMPACT OF SCREENTIME ON HUMAN HEALTH

 

screentime and health
screentime and health

SCREEN TIME

Screen time is time spent using devices with screens, such as computer, TV,   Vedio game consoles. This concept has been intensively studied along with related concepts of digital media use and mental health. Screen time correlates with psychological and physical damage in child development.

The first electronic display was the cathode ray tube (CRT), invented in 1897 and commercialized in 1922. Until the introduction of liquid crystal displays (LCDs) in the early 2000s, CRTs were the most popular display choice.

 Screens are now an integral part of the entertainment, advertising, and information technology.

Since 2007, smartphones have been ubiquitous in our daily lives. 

In 2019, 81% of American adults reported owning a smartphone, up from 64% in 2015. A 2016 US study found that the median screen time over 30 days was 3.7 minutes per hour.

MENTAL HEALTH

Mental health includes our emotional, psychological, and social well-being. It affects our thoughts, feelings, and actions. It also helps you decide how to manage stress, interact with others, and make healthy choices.

Although these terms are often used interchangeably, poor mental health and mental illness are not the same things. A person may have poor mental health and not be diagnosed with a mental illness. Similarly, a person diagnosed with a mental illness may experience well-being physically, mentally, and socially.

HOW SCREENTIME AND HEALTH ARE CO-RELATED

screentime and health
screentime and health



With digital technology at its peak, it is important to understand the impact of digitization on health. The study sought to establish the relationship between screen time and health effects. Screen time has increased as entertainment, advertising, and information technology are shared across screens.

In recent years, there has been a dramatic increase in the use of electronic devices among young people. Meanwhile, the mental health of adolescents is declining dramatically. Excessive screen time has emerged as a behavior that can affect mental health. Recent research suggests that many teens are widely recommended to limit their screen time to two hours a day. We routinely ignore recommended guidelines for screen time.

Studies show that more screen time is associated with a negative self-concept and an increased risk of obesity. Not surprisingly, increased screen time correlates with a lack of physical activity. This means less and less time spent outdoors and in contact with nature. In other words, screen time has replaced "green time."

According to the U.S. Census Bureau, 20% of teens spend 7 or more hours in front of a screen each day. These teens are twice as likely to be diagnosed with depression and anxiety compared to their teens who spend just one hour a day in front of a screen. Additionally, increased screen time is associated with insomnia, obesity, and emotional lability.

IMPACT OF SCREEN TIME ON MENTAL HEALTH

screentime and mental health
screentime and mental health


So many people ask: Does screen time affect mental health? Does this constant screen access help or harm our mental health? Does it provide an additional source of stress or anxiety?

1-     How Screens Affect Sleep

Many people surf social media, watch their favorite shows, and use screens until they fall asleep.

Research suggests that more screen time can reduce both sleep quality and sleep duration.
This is especially noticeable in children and teens who have screens in the bedroom that they can access before bedtime. Inadequate sleep quality or duration contributes to the exacerbation of many psychiatric disorders, including depression and anxiety. Practicing good “sleep hygiene” by turning off electronic devices at least 15-30 minutes before bedtime prevents the use of technology and screens from negatively impacting your sleep.

2-     Screen time and Depression

 Comedy shows and the ability to talk to friends with a tap will put a smile on your face. But the truth is, staring at a screen for hours on end can make a person feel worse.

A 2017 study found that adults who watched TV or used a computer more than six hours a day were more likely to have moderate to severe depression.

The constant connection can make us feel disconnected, says Dr. Gail Saltz, a psychoanalyst at the New York Institute of Psychoanalysis.

"Loneliness has something to do with an intimacy that feels real and familiar, but screens don't provide that...but people are replacing the time they spend in real relationships with screen time," says Saltz.

3-     The brain's reward system becomes desensitized by screen time.

Electronic devices are "addicted" to by many kids, and games release so much dopamine (a "feel good" chemical) that they appear on brain scans to be doing cocaine. Overusing reward pathways, however, makes them less sensitive and increases the amount of stimulus needed to feel pleasure. Even minor variations in dopamine sensitivity can have disastrous impacts on a child's mood and function, while dopamine is also crucial for motivation and focus.

4-     Screen usage lowers levels of physical activity and "green time" exposure.

According to research, spending time outside, especially when being in nature, can help people become more focused, less stressed, and less aggressive. Thus, exposure to mood-enhancing natural substances is decreased when using electronics.

5-     Obesity

A risk factor for obesity is spending too much time doing sedentary activities like playing video games or watching TV. A person's heart health can affect their chance of developing diabetes, having high blood pressure, or having high cholesterol.

6-     Video games and watching videos raise the risk of obsessive-compulsive disorder

According to a recent study, screen usage among teenagers doubled during the epidemic and did them no good, particularly if they spent more time playing video games or browsing videos.

According to a recent national study led by UC San Francisco researchers and published in the Journal of Adolescent Health, preteens' chances of developing the obsessive-compulsive disorder (OCD) over two years increased by 15% for every hour they played video games and by 11% for every hour watched videos.

HOW TO REDUCE SCREEN TIME?

1-     Set a Good Example by reducing your screen time to no more than two hours.

2-      Talk to Your Family about your different things, events, occasions, etc.

3-     Create screen-free bedrooms

4-     establish screen time limits by making home rules for everyone.

5-     Make family time during meals by turning off your LCDS, TV, and Computers.

6- Offer other options such as playing outdoors, gardening, etc.

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