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Urban legend has it that a dog's mouth is cleaner than a human's - is it true?

Levels of 4-methylimidazole chemical used in coloring process would require cancer warning label in California

Teens who watch alcohol scenes in movies are twice as likely to drink; Toddlers who snore are more likely to develop behavioral problems; And a new segment of What the Health? CBSNews.com's Nick Dietz reports

Study found alcoholics treated with LSD were less likely to relapse and more open to treatment

Are you a terrible parent if you grab a quick bite for the kids at Burger King or McDonald's? San Francisco's "ban" on Happy Meals seems to imply as much

25-year-old Kyle Coleman sings in Perfect pitch, but even more incredible is the fact that this autistic young man has only ever said a handful of words. Antony Robart reports.

Teens who watch movies that include drinking scenes are twice as likely to drink themselves; Also, toddlers with sleep disordered breathing are more likely to develop behavioral problems once they reach school-age; And, What the Health? - the "baby yoga" lady returns and 3-year-old swallows 37 Buckyballs magnets. CBSNews.com's Nick Dietz reports

When given to Alzheimer's with moderate-to-severe illness, Aricept has shown to provide a modest benefit over not taking drugs

4-MI, which provides the caramel color in sodas, has been proven to cause cancer in rats

Although many fast-food chains, including McDonald's, have said they are pulling the infamous "pink slime" from their hamburgers, school districts across the country are still serving it to kids.

Scientists discovered the genetics from place to place within same tumor can be vastly different, making customization of cancer treatment hard

Can Alzheimer's disease be prevented? UCLA Longevity Center director Dr

Brandon Marshall has been known as one of the NFL's bad boys off the field. Marshall talks to Charlie Rose and Gayle King about being diagnosed with borderline personality disorder and how he finished the 2011 season as MVP of the Pro Bowl.

Hundreds of military officials are joining together to fight a war here at home - where calories are the enemy. CBS News correspondent Whit Johnson reports on how America's growing weight problem means that finding new soldiers who are fit enough to fight has never been more challenging. Then, celebrity chef Jose Andres joins the discussion about health and nutrition in America

Nearly one in five high school-aged teens smokes, Surgeon General Regina Benjamin says more efforts needed