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National Smoking Bans Help Everyone, Especially Nonsmokers: Study
National smoking bans appear to be reducing the health harms caused by secondhand smoke, especially heart disease.

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Do the Seasons Affect How We Think?
Poor REM Sleep May Be Linked to Higher Risk for Anxiety, Depression
Texting After Dark May Harm Teens' Sleep, Grades
Too Much, Too Little Sleep During Pregnancy May Prompt Weight Gain
Features
U.S. Dementia Rates Seem to Be Falling, Study Finds
U.S. seniors may be developing dementia less often and at later stages of life, a decades-long study suggests.

Health Tip: Eating Iron-Rich Foods
Iron is a mineral essential for healthy red blood cells. If you don't get enough from a balanced diet, your health can suffer.

Spelling Prowess Relies on Multiple Brain Areas, Study Finds
The brain relies on several areas on the left side (hemisphere) of the brain to spell words, a new study says.

Vacation Weight Gain Can Lead to 'Creeping Obesity,' Study Finds
Along with souvenirs, there's a good chance you'll return from your vacation with some extra weight, new research suggests.