The heavier a child is, the more susceptible he may be to food advertising.
Daily soda consumption dropped by twice as much among black students as it did among all students in states that implemented school junk food policies.
As many as 3 million cases of Alzheimer's disease worldwide could be prevented, the researchers said.
Drug stores may not be providing adequate safety information to consumers when they pick up their prescription medications.
Even President Obama is struggling to quit smoking for good, joining the millions of Americans who know what an uphill battle it is to give cigarette butts the kiss-off.