Although not part of the original plan, the Joint Chiefs of Staff also created specified commands that had broad and continuing missions but were composed of forces from only one service. Examples include the U.S. Naval Forces, Eastern Atlantic and Mediterranean and the U.S. Air Force's Strategic Air Command.
Longer the test higher will be the sustainability and stronger will be the heart. An estimated time calculated to know how long a stress tests take is around 30 minutes without stoppage. This is considered as a normal time of a stress test if a person is strong enough to sustain the external stress and regular exercise.
1 The test will start in X-ray 2 hours before the actual treadmill part of the stress test where an EMT or RN will insert an IV in your hand; this is where the Persantine and Thallium will be injected. 2  The Thallium consists of a very small amount of radioactive dye that shows any blockages when X-rays are taken later.