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New research suggests the dominant side of your brain may make the call on which ear you choose to use while talking on your cellphone.More >> New research suggests the dominant side of your brain may make the call on which ear you choose to use while talking on your cellphone.More >> Film star Angelina Jolie will have her ovaries removed to help lower her odds for ovarian cancer, People magazine reported Wednesday.More >> Film star Angelina Jolie will have her ovaries removed to help lower her odds for ovarian cancer, People magazine reported Wednesday.More >> Weight gain in men and women is predicted by two different genetic variations -- so-called polymorphisms, according to a new study from the Netherlands.More >> Weight gain in men and women is predicted by two different genetic variations -- so-called polymorphisms, according to a new study from the Netherlands.More >> The notion of wealthy "sugar daddies" with young, pretty wives and well-heeled "cougar" women with handsome, young husbands may be more fiction than fact, new research suggests.More >> The notion of wealthy "sugar daddies" with young, pretty wives and well-heeled "cougar" women with handsome, young husbands may be more fiction than fact, new research suggests.More >> Close to half of U.S high school students text while driving, a habit that dramatically increases their risk of getting into a potentially fatal car crash, a new study shows.More >> Close to half of U.S high school students text while driving, a habit that dramatically increases their risk of getting into a potentially fatal car crash, a new study shows.More >>
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People who opt for nonsmoking rooms in hotels with a partial smoking ban are not fully protected from harmful exposure to so-called "thirdhand" smoke, according to a new study.More >> People who opt for nonsmoking rooms in hotels with a partial smoking ban are not fully protected from harmful exposure to so-called "thirdhand" smoke, according to a new study.More >> New research suggests the dominant side of your brain may make the call on which ear you choose to use while talking on your cellphone.More >> New research suggests the dominant side of your brain may make the call on which ear you choose to use while talking on your cellphone.More >> Scientists report that they were able to improve the math-calculation skills of college students by buzzing their brains with doses of random high-frequency noise.More >> Scientists report that they were able to improve the math-calculation skills of college students by buzzing their brains with doses of random high-frequency noise.More >> As many as one in five American children under the age of 17 has a diagnosable mental disorder in a given year, according to a new federal report.More >> As many as one in five American children under the age of 17 has a diagnosable mental disorder in a given year, according to a new federal report.More >> Eye experts warn that the adhesives used to apply eyelash extensions can cause allergies and infections.More >> Eye experts warn that the adhesives used to apply eyelash extensions can cause allergies and infections.More >>
Doctors are trying to answer the question: What came first, depression or a lack of sleep?
A study in rats shows after one week of getting four hours of sleep a day -- they had reduced function in parts of the brain that regulate mood. After a month of restricted sleep, their brains were making fewer cells.
Experts say their study proves the important role sleep plays in regulating our emotions.
-Study led by researchers at the University of Groningen in the Netherlands and presented at the American College of Neuropsychopharmacology annual meeting.
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