For patients with node-negative breast cancer, omission of sentinel lymph node biopsy results in noninferior 5-year recurrence rates and survival.

Nearly 1 in 4 Americans believe the US health care system is in crisis, and high costs are the top reason why.

Flu season is getting an early start in New York City, with emergency rooms seeing a sharp jump in flu patients.

The CDC has rescinded its long-standing advice on universal hepatitis B vaccination of newborns within 24 hours of birth.