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.
During a nuclear stress test, echocardiograms (ECGs) are taken of the heart while it is under stress and the results are compared with echocardiograms of the heart at rest. Your doctor will use the results of your test to decide whether you need treatment or additional tests to further evaluate the health of your heart. What to Expect. Nuclear stress testing takes 3 to 4 hours. A technician will attach electrodes to your chest and back to monitor your heart function throughout the test. An echocardiogram will first be taken while you are resting. Then another echocardiogram will be taken while you are using a treadmill.