Humans

  1. Health & Medicine

    Even 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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  2. 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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  3. 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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  4. 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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  5. 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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  6. Health & Medicine

    Heard about Choline?

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  7. 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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  8. 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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  9. 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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  10. 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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  11. 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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  12. 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.

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