Variations in sleep timing were associated with cognitive performance including delayed verbal memory and worse processing speed.

About 1 in 10 US adults with substance use disorder (SUD) report past-year hospitalizations, according to a research letter published online.

The US Food and Drug Administration announced it is shifting away from animal testing in the development of monoclonal antibody therapies and other drugs.

Omission of breast surgery after neoadjuvant systemic therapy (NST) in select patients with invasive breast cancer may be feasible.