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Cognitive strain intensifies reward sensitivity, study reveals

Periods of stress and mental fatigue are often when people feel least equipped to resist temptation. But why? A new study published in PNAS Nexus has discovered that after intense mental effort, not only is self-control depleted, but rewards also…

Obesity rates are down. Is that because of weight-loss drugs?

Earlier this fall, the Centers for Disease Control and Prevention reported data showing that adult obesity rates—long trending upwards—had fallen modestly over the past few years, from 41.9 to 40.3 percent. The decline sparked discussion on social media and in…