delivery is attempted through the application of gentle downward traction in conjunction with maternal expulsive efforts. Shoulder dystocia is an uncommon and usually unpredictable event.

Shoulder dystocia occurs when after the delivery of the fetal head, the shoulder fails to be delivered. The obstructed shoulder may be either the anterior or posterior shoulder; however ...

But a question that often comes up in the winter months is whether lowering the tire pressure can give you even better traction in the snow. Off-roaders and beachgoers sometimes reduce inflation ...