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Unlike artificial sweeteners, real sugar sends signals to the brain when it enters the gut, a new study by Columbia neuroscientists has found.

A new study suggests that for women, poor sleep could contribute to unhealthy food choices, increasing the risk of obesity and heart disease.

Researchers had high hopes for Alzheimer’s drugs that clear amyloid from the brain, but none of the drugs have slowed the disease. Columbia’s Scott Small says he has new reasons to be optimistic.

Columbia researchers have identified a new gene involved in insulin secretion that could be an attractive target for new diabetes therapies.