Health & Medicine
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NeuroscienceThe need to feed and eating for pleasure are inextricably linked
Scientists used to think that the hunger and the pleasure from food could be easily distinguished. But new results show these systems are inextricably intertwined.
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Health & MedicineVaccinated man excretes live poliovirus for nearly 3 decades
For almost 30 years, a man with an immune deficiency has been shedding poliovirus strains that have evolved from the version he received in a vaccine.
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Health & MedicineEarlier is better for HIV treatment
People infected with HIV benefit from starting a drug regimen early, an international study finds.
By Nathan Seppa -
Health & MedicineBlood test can predict breast cancer relapse
Blood tests for breast cancer DNA can predict relapse.
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Health & MedicineVirus closely related to hepatitis A discovered in seals
Scientists have discovered a relative of the hepatitis A virus in seals.
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NeuroscienceAltered protein makes mice smarter
By tweaking a single gene, scientists have turned average mice into supersmart daredevils.
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Science & SocietyA bot, not a Kardashian, probably wrote that e-cig tweet
Some 80 percent of recent e-cigarette-related tweets were promotional in nature, raising concerns that the positive spin is targeting a young audience.
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Health & MedicineFive reasons to not totally panic about ticks and Lyme disease
We’ve been trained to panic about tick bites and Lyme disease. There are risks to both — and here are some key facts.
By Meghan Rosen -
Health & MedicineRecent advances may improve Jimmy Carter’s chances against melanoma
Improvements in melanoma treatment over the last five years may aid former President Jimmy Carter’s battle against the disease.
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GeneticsGene thought to cause obesity works indirectly
Researchers have discovered a “genetic switch” that determines whether people will burn extra calories or save them as fat.
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LifeExperimental MERS vaccine shows promise
An experimental vaccine against the MERS virus triggers immune protection, a new study finds.
By Nathan Seppa -
Health & MedicineStiff cellular environment links obesity to breast cancer
Obesity may directly support tumor growth by making a cell’s surroundings stiffer.