Srinagar, June 11 -- In today's world, smartphones and social media have become an important part of our daily lives. They help us communicate, learn, and stay connected. However, excessive use of phones, especially among children and students, is creating a serious problem. Teachers and parents are noticing that students find it harder to concentrate, remember lessons, and perform well in academics. At the same time, more young children are developing eye problems and needing glasses at an early age. This is not just a social issue ,it has a strong scientific explanation.Our brain learns best when we pay full attention to one task. When we study, information enters a part of the brain called the hippocampus, which helps create new memori...