Saeed A. Al-Qahtani

Lower serum serotonin is associated with greater cardiovascular risk burden and poorer cognitive outcomes in mild cognitive impairment and amyloid-positive participants.

Both serum serotonin and cardiovascular-risk (CVR) burden are implicated in Alzheimer's disease (AD)-related vascular and neurodegenerative processes, yet their interrelationship across the AD continuum remains unclear. This cross-sectional study examined whether serum serotonin was associated with three complementary...