Jim Liebelt

U.S. marriage rates are at historic lows but may soon rebound a bit, demographers predict.

Bullying and aggressive behavior by a sibling can be as damaging as bullying by a classmate, neighbor or other peer, finds a new study that links it to increased depression, anxiety and anger among victimized kids and teens.

A new study in the Journal of Adolescent Health found that 83.4 percent of teens had unsupervised access to their prescription medications at home.

A weekly listing of hot cultural items from the the Internet, music, television and movies.

While most teens shop online, three out of four prefer shopping in person at malls.

Though the economy is rebounding, the teen unemployment rate has remained virtually unchanged over the past two years.

Children and young adults take longer to recover from a concussion if they've suffered a previous hit to the head within a year or repeated blows at any time, according to a new study.

Teenagers who drink more than one standard can (375g) of sugary drinks a day are putting themselves at higher risk of developing type 2 diabetes and cardiovascular disease such as heart disease or stroke in later life.

A listing of hot cultural items from the the Internet, music, television and movies.

Scientists have identified mutations in a gene responsible for some cases of early puberty, an issue of growing concern to doctors, as children begin developing earlier and earlier.

A new survey conducted by the online security firm McAfee finds that teens and tweens engage in a lot more risky behavior than parents think.

A new study suggests that adolescent sleep quality is associated with connectedness to peers and sensitivity to peer rejection.

A listing of hot cultural items from the the Internet, music, television and movies.

New research shows that female tweens are highly susceptible to mobile advertising.

The teen birthrate in 2011 set another new record low, according to the latest federal data. The numbers reflect a continued trend downward for teens having babies.

A new study has proven that being bullied during childhood directly increases the likelihood of self- harm in late adolescence.

A study of top movies between 1996 and 2009 show fewer tobacco product placements, while the appearance of alcohol increased.

YouTube just turned eight-years-old and the social networking video site keeps growing. YouTube users now upload 100 hours of video every minute, up from 72 hours every minute this time last year.

A listing of hot cultural items from the the Internet, music, television and movies.

An indication of how burdensome student loans have become: About one third of millennials say they would have been better off working, instead of going to college and paying tuition.