Science
fromNature
2 weeks agoDaily briefing: Tumours use neurons as hotline to the brain
Tumours hijack sensory neurons to suppress local immune responses; snakes lack ghrelin genes; open-source AI OpenScholar improves literature-review accuracy.
Sleep loss has become a quiet constant of modern life. It shows up in early commutes, late-night screens, rotating shifts, and a work culture that treats being reachable as a virtue. The public usually talks about the obvious costs, like fatigue and brain fog. The more consequential costs may be metabolic. When sleep is cut short, appetite often becomes harder to manage. People report stronger cravings, less satisfaction after meals, and a tendency to snack late.