Cortisol strengthens emotional memories by reshaping how brain networks for emotion and memory work together. Stress does not strengthen every memory equally. New research suggests that cortisol, a ...

Research has shown that a good night's sleep has many benefits, including memory consolidation. How sleep enables the brain to strengthen memories is still not completely understood, but a new ...

Researchers have shown for the first time that malfunctioning mitochondria — the cell’s energy generators — may directly cause cognitive decline in neurodegenerative diseases. By creating a new tool ...

Researchers led by Masako Tamaki at the RIKEN Center for Brain Science in Japan report a link between deep sleep and cerebrospinal fluid, the clear liquid that surrounds and supports the brain and ...

A new study (Cardenas et al., 2026) suggests that just 20 minutes of moderate cardio may trigger brain activity tied to learning and memory. Researchers found that a single cycling session sparked ...

Fish oil supplements successfully delivered omega-3s to the brain, but a two-year study found no meaningful benefits for memory, cognition, or Alzheimer’s-related brain changes. The results challenge ...