Humans
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We summarize the week's scientific breakthroughs every Thursday.
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		Health & MedicineComing: Ersatz calorie restriction
Avocados may hold a key to longer, better health.
By Janet Raloff - 			
			
		HumansApple a day may keep cardiologists away
Nutrition scientists think apples might replace some drugs as a way of limiting heart disease.
By Janet Raloff - 			
			
		Health & MedicineGene could matter in bladder cancer
Among people with a common form of bladder cancer, those with a variant of a certain gene survive twice as long as people with the common version of the gene.
By Nathan Seppa - 			
			
		HumansRapid emotional swings could precede violence
A tool from physics helps link the patterns of psychiatric patients’ symptoms and the likelihood they will commit violent acts.
By Bruce Bower - 			
			
		Health & MedicineTo limit sweet indulgences, chew, chew, chew
A new study suggests chewing gum might serve as a potential diet aid.
By Janet Raloff - 			
			
		Health & MedicineCounterintuitive nutrition findings
Sometimes data don't confirm what we expected.
By Janet Raloff - 			
			
		Health & MedicineA urine test may predict lung cancer risk
A urine test that reveals levels of two tobacco-related compounds may identify which smokers are most prone to developing lung cancer, a new study finds.
By Nathan Seppa - 			
			
		ClimateEPA says greenhouse gases ‘endanger’ health
Featured blog: New ruling is a likely first step toward federal moves to cut tailpipe emissions of carbon dioxide and more.
By Janet Raloff - 			
			
		HumansNaps may help infants form abstract memories
Napping critically assists 15-month-olds in remembering the underlying structure of the language adults speak to them, a new study indicates.
By Bruce Bower - 			
			
		Health & MedicineCertain carbs boost fat burning
Smarter breakfasting will help boost the value of exercise.
By Janet Raloff - 			
			
		Health & MedicineSeemingly misplaced DNA acts as lenses
Nocturnal animals orient DNA in retinal cells to focus light.
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		Health & MedicineEpilepsy drug might harm fetuses
Young children born to women who took the drug valproate for epilepsy during pregnancy have lower IQ scores, on average, than children whose moms used a different antiepilepsy medication.
By Nathan Seppa