Just when you thought it couldn't get any worse, it does. What is wrong with today's world? I mean seriously. Parents, you are being warned about a new trend among American girls. The newest and very unhealthy craze is something called 'The Thigh Gap'.

Describes as the space between a girl’s inner thighs when standing with legs and knees together. What’s so dangerous about this obsession sweeping the internet? The 2004 movie Mean Girls showed the hazards young girls are willing to risk so they become "popular".

This ABC News video should be shared with everyone as a warning of a dangerous and quickly spreading trend that is harmful for our teen girls.