Jean-Paul Sartre. French author and philosopher Jean-Paul Sartre is one of the only people to ever refuse to accept a Nobel Prize. He was awarded the Nobel Prize in literature in 1964, but he refused to accept the award for personal reasons.
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.
The patient is exposed to a very small amount of radiation and the risk is minimal, if any. The risk of the chemical stress portion of the test is very small and similar to what you would expect from any strenuous form of exercise (jogging in your neighborhood, running up a flight of stairs, etc.).