Humans
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Health & MedicineEven a little coffee may up heart risk
Drinking just 1 to 3 cups of coffee daily may adversely affect blood concentrations of cholesterol and homocysteine.
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Health & Medicine
Constipation might signal Parkinson’s
Men who are constipated are more likely to develop Parkinson's disease than men who are not.
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Health & Medicine
Obesity linked to pancreatic cancer
People who are obese or who have led sedentary lives with little exercise are more likely than others to develop pancreatic cancer.
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Archaeology
Ancestors who came in from the cold
Researchers found the remains of a 36,000-year-old human occupation in the Russian Arctic, which represents the earliest evidence of a human presence that far north.
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Archaeology
Neandertals used tools with versatility
Microscopic data from artifacts found at two Ukrainian sites indicate that Neandertals used stone tools in flexible ways that allowed them to maintain a broad diet for nearly 50,000 years.
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Health & Medicine
Two drugs may enhance recovery from stroke
Two drugs, levodopa and dextroamphetamine, may help stroke patients to recover the ability to move and speak.
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Anthropology
Neandertals show ancient signs of caring
A partial jaw unearthed in France indicates that Neandertals extensively cared for sick and infirm comrades beginning nearly 200,000 years ago.
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Health & Medicine
Painkillers may damage hearts
A retrospective study suggests that commonly used painkillers called COX-2 inhibitors may slightly increase a person's risk of having a heart attack.
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Health & Medicine
Placebos are dead, long live placebos
A study provides new evidence for the placebo effect and suggests a mechanism through which placebos might benefit patients with Parkinson's disease.
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Health & Medicine
Study challenges surgery for lung disease
Patients with the most severe emphysema shouldn't undergo major surgery that removes part of their damaged lungs.
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Health & Medicine
Walking and eating for better health
A low-fat diet and regular exercise can ward off diabetes in people at high risk of developing the disease.