Spending time in front of a TV or computer screen makes kids weight-gainers as they age, a new study shows. Based on data drawn from 7,800 young people between age nine and 16, the research linked increases in the total time spent watching TV with changes in body mass index (BMI), Reuters reports. BMI measures a person's height in relation to their weight.
For each additional hour per day spent watching TV, the young peoples' BMI increased by roughly 0.1 -- about a half-pound per extra hour.
Interestingly, television watching seemed to have a greater impact on weight gain than computer use because TV-watching is hands-free, making it easier to snack. Read more.