People think children should play sports. Sports are fun, and children keep healthy while playing with others. However, playing sports can have   1    effects on children. It may produce feelings of poor self-respect or aggressive behavior in some children. According to research on kids and sports,40,000,000 kids play sports in the US. Of these,18,000,000 say they have been   2    at or called names while playing sports. This leaves many children with a bad    3    of sports. They think sports are just too aggressive.