A worker cleans the home of a hoarder in Las Vegas. Teens may not have the time to accumulate this much stuff, but they still have symptoms. AP/City of Las Vegas via Las Vegas Review-Journal hide caption

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AP/City of Las Vegas via Las Vegas Review-Journal

Singer Ke$ha performs during the iHeartRadio Music Festival at the MGM Grand Garden Arena in Las Vegas in September. Ethan Miller/Getty Images hide caption

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Ethan Miller/Getty Images

Don't think music can make you want to drink? Try our remix.

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High school students whose friends posted photos of drinking and smoking were about 20 percent more likely to become drinkers or smokers themselves. iStockphoto hide caption

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iStockphoto

Of Cigs And Selfies: Teens Imitate Risky Behavior Shared Online

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The teenage years are the last golden opportunity to build a healthy brain, researchers say. So smoking pot might not be so smart. Tomas Rodriguez/Corbis hide caption

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Tomas Rodriguez/Corbis

Marijuana May Hurt The Developing Teen Brain

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