Diagnostic radiological studies are indicated for low back pain:

The maximum blood pressure in the upper arm of a healthy person is about 120 mmhg. if a vertical tube open to the atmosphere is connected to the vein in the arm of the person, determine how high the blood will rise in the tube. take the density of the blood to be 1040 kg/m3.

How could you find out if that advice is based in scientific evidence?

Astage in life where you begin to develop more adult-like characteristics is called