In older adults, higher blood vitamin C tracked with more gray matter and stronger wiring in key brain networks, hinting that diet quality shows up on MRI, too.  

Creatine is moving from gym staple to brain‑health candidate, with early trials hinting at subtle mood benefits—but the evidence is still very young.  

New work shows cerebellar surface signals can mislead us about deeper output, forcing a rethink of how we read and tweak the brain’s movement circuits.  

New work maps a deep‑sleep circuit that pulses growth hormone to repair muscle, tune fat and glucose use, and prime your brain for clear, focused wakefulness.