News
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Health & MedicineAnti-inflammatories cut risk of mouth cancer
Taking over-the-counter anti-inflammatory medication can reduce a smoker's likelihood of developing mouth cancer.
By Nathan Seppa -
Mitochondria genes may influence cancer risk
People with cancers of the kidney or prostate are more likely to have a certain genetic variation in the mitochondria within their cells.
By Nathan Seppa -
Health & MedicineMarijuana ingredient slows artery hardening
Low doses of the chemical that causes marijuana's high can slow the progression of atherosclerosis.
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HumansChange of fuel could extend lives in Africa
By switching from biofuels such as wood and charcoal to kerosene or other fossil fuels, people in many parts of Africa could significantly trim indoor air pollution, thereby delaying millions of premature deaths from pulmonary disease over the next 25 years.