To address hunger, many countries may have to increase carbon footprint

Achieving an adequate, healthy diet in most low- and middle-income countries will require a substantial increase in greenhouse gas emissions and water use due to food production, according to new research.

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Heart-healthy forager-farmers in lowland Bolivia are changing diets and gaining weight

A group of forager-farmers in Bolivia's tropical forests — known for having remarkable cardiovascular health and low blood pressure — experienced changes in body mass and diet over a nine-year period, with increased use of cooking oil being the most notable dietary change.

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Few people with peanut allergy tolerate peanut after stopping oral immunotherapy

Studies have shown that peanut oral immunotherapy (OIT) — ingesting small, controlled amounts of peanut protein — can desensitize adults and children and prevent allergic reactions, but the optimal duration and dose is unknown. In a study that followed participants after successful OIT, discontinuing OIT or continuing OIT at a reduced dose led to a decline in its protective effects. The study also found that blood tests administered before OIT could predict the success of therapy.

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