Neuroscience: How nicotine curbs weight gain

Neuroscience: How nicotine curbs weight gain

Nature 474, 7351 (2011). doi:10.1038/474255b

Nicotine lessens the amount mice eat by activating specific neurons in the brain, perhaps explaining why people who stop smoking often gain weight.Marina Picciotto at Yale University in New Haven, Connecticut, and her colleagues found that mice given nicotine daily for 30 days ate