How do I prepare for the test?
- Wear comfortable, loose-fitting clothing and athletic shoes.
Let the doctor performing the test know if you think that you
won't be able to walk on a treadmill for any health reason, such
as arthritis. Also let the doctor know if you have diabetes;
since exercise can lower blood sugar, he or she may want to check
your blood sugar level before the test begins, to be sure it
is not too low (see
"Diabetes alert," below). It's also important to tell the doctor
or other health professional in the testing room if you've had
any chest pain or pressure on the day of the test. Try to avoid
eating a large meal right before the test, which could make exercising