L.A.Times: US Latino youth with strong ties to heritage grow up healthier

The study found that teens who maintained strong ties to their Latino culture performed better at school and adjusted more easily socially. For every one-point increase on a scale that measured involvement in Latino culture, there was a 13% increase in self-esteem and a 12% to 13% decrease in hopelessness, social problems and aggressive behavior.

http://latimesblogs.latimes.com/booster_shots/2009/06/latino-youth-fare-better-if-raised-biculturally.html