The Plan B One-Step morning-after pill will now be available to women as young as 15 without a prescription. AP hide caption

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Doctors at a hospital in Aleppo, Syria, treat a boy injured in what the government said was a chemical weapons attack on March 19. Syria's government and rebels accused each other of firing a rocket loaded with chemical agents outside of Aleppo. George Ourfalian/Reuters/Landov hide caption

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Californian State Assemblyman Richard Pan (center) is the author of legislation that would bar higher prices for health insurance sold to smokers. Rich Pedroncelli/AP hide caption

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Parents can minimize the negative impact of their arguments on their children using a few simple techniques to calm down. hide caption

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Even during sleep, babies' brains continue to take in and process angry voices. hide caption

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