552 29 OCTOBER 2021 • VOL 374 ISSUE 6567 science.org SCIENCE
PHOTO: PROSTOCK-STUDIO/ALAMY STOCK PHOTO
Poor sleep disproportionately undermines the health of communities of color.
Researchers want to figure out why—and find solutions
By Rodrigo Pérez Ortega
DIVIDED WE SLEEP
SPECIAL SECTION SLEEP