chronic stress

Loneliness and inflammation run on the same switch: Cole's CTRA rewires immune cells to flood the body with IL-6 and...

Waking at 3am is the cortisol-melatonin crossover firing early — HPA hyperactivation drives a pre-dawn cortisol spike that fragments REM...

Can't sleep after a breakup? Your HPA axis flipped the cortisol rhythm and your locus coeruleus runs nocturnal threat-scanning at...

Cortisol co-regulation in families explains why your nervous system still syncs with your parents — HPA axis, vagus nerve, and...

Divorce brain fog is cortisol suppressing your prefrontal cortex and hippocampus during the months you most need clear legal and...

Chronic conflict triggers sustained cortisol that shrinks the hippocampus and rewires white matter to hardwire threat circuits. Structural neuroscience.

Chronic stress erodes prefrontal cortex architecture through sustained cortisol exposure. Dr. Sydney Ceruto explains the circuit-level damage and what reverses...