Young children should not spend more than an hour a day watching television and videos or playing computer games and infants less than one year old should not be exposed to electronic screens at all, the World Health Organization (WHO) said on Wednesday. Limiting, and in some cases eliminating, screen time for children under the age of 5 will result in healthier adults, said WHO, adding that quality sedentary time spent in interactive non-screen-based activities with a caregiver, such as reading, storytelling, singing and puzzles, is very important for child development. Taking away iPads and other electronic devices is only part of the solution. Children under 5 should also get more exercise and sleep in order to develop better habits, said WHO. Failure to meet current physical activity recommendations is responsible for more than 5 million deaths globally each year across all age groups. The United Nations agency, issuing its first such guidelines, said under-fives should...