With travel warnings and revoked visas, the two superpowers locked in a bruising trade war may make students and tourists their bargaining chips. By Vivian Wang Reporting from Beijing China has ...

Hoff Xu, a student in Baltimore, stayed up until 3 a.m. the night before and made her own outfit with copper wire, binder clips and old clothes. “It is not an easy thing for everyone to get ...

Blood pressure and heart rate (pulse) are two important vital signs measured during a healthcare visit. Blood pressure (BP) is a measure of the force of blood on the blood vessel walls. Blood vessels ...