Dr C P Ravikumar

Excessive screen time can potentially impact the growing brain in several ways:


Developmental Delays: Prolonged screen exposure might interfere with essential developmental activities, such as playing, socializing, and interacting with the environment. This can affect language development, motor skills, and sensory processing.

Cognitive Effects: Excessive screen use, especially in younger children, has been associated with reduced attention span, impaired cognitive functions, and difficulties in problem-solving and executive function tasks.

Sleep Disturbances: Blue light emitted by screens can disrupt the production of melatonin, a hormone responsible for regulating sleep. Poor sleep can further affect cognitive functions, mood, and overall well-being.

Physical Health: Increased screen time often correlates with reduced physical activity, leading to potential health issues like obesity, muscular-skeletal problems, and cardiovascular issues.

Social and Emotional Development: Excessive screen time can limit face-to-face interactions, hindering the development of essential social skills such as empathy, communication, and conflict resolution. It may also contribute to increased feelings of loneliness, anxiety, and depression.

Addictive Behavior: Continuous exposure to screens, especially interactive content like video games or social media, can lead to addictive behaviors. This can affect the brain’s reward system, leading to reduced dopamine sensitivity and potential dependency.

Impact on Vision: Prolonged screen use, especially at close distances, can contribute to digital eye strain, dry eyes, and potential long-term vision problems.

It’s important to note that not all screen time is detrimental. Educational content, quality apps, and supervised screen use can offer benefits. However, balance is key. Parents and caregivers should be mindful of the quantity and quality of screen exposure, especially during critical developmental stages, to ensure optimal brain development and overall well-being.
Dr C P Ravikumar

Dr C P Ravikumar

CONSULTANT – PEDIATRIC NEUROLOGY
Aster CMI Hospital, Bangalore