the-brain

Stress of an enriched environment might curb cancer growth; Effect linked to a brain-fat-hormone pathway

Living in an environment rich with social and physical challenges might curb cancer growth by itself, a new study shows. Researchers discovered that an enriched environment activates a nervous-system pathway used by the brain to tell fat cells to stop releasing a hormone called leptin into the bloodstream

The rest is here:
Stress of an enriched environment might curb cancer growth; Effect linked to a brain-fat-hormone pathway