Today, childhood is spent mostly indoors watching television, playing video games and (19) ______ the Internet. When children go outside, it tends to be for scheduled events like a soccer match or a fishing derby. These events are held under the watch of adults.
The shift to an indoor childhood has accelerated in (20) ______ past decade, with a significant decline in spontaneous outdoor activities such as bike riding, swimming and touch football, according to some studies by the National Sporting Goods Association. (21) ______, a child is six times more likely to play a video game on a typical day than to ride a bike.
Indoor childhood has brought about some changes which can be seen in children's bodies. In the 1960s, 4% of kids were obese. Today, 16% are overweight. The changes can also be seen in their (22) ______. Studies indicate that children (23) ______ spend plenty of time outdoors have a longer attention span than those who watch (24) ______ television and play video games.
Question 23.