14 USA No. My town is like nowhere else - people take care of each other. In my school we do all kinds of activities and have clubs promoting respect, diversity and acceptance. I suppose it's possible some very messed up individuals could go that far, but I would never expect it here. There's no real provocation for it.
Some religions prohibit sexually exciting oneself while alone.
Meanwhile, the USA allows stores to sell magazines and videos that appear to encourage masturbation, and many people both male and female enjoy masturbating alone. I don't think there is anything wrong with it, though I wouldn't talk about it with anyone else. It would be too embarrassing. I don't have a problem with it, but I think it should be a private thing. SmartGirl does research for companies that make things for girls.