1.Onset of angina or angina-like symptoms
2.Drop in systolic blood pressure of > 10 mm Hg from baseline blood pressure despite an increase in workload
3.Excessive rise in blood pressure: systolic pressure > 250 mm Hg or diastolic pressure > 115 mm Hg
4.Shortness of breath, wheezing, leg cramps, or claudication
5.Signs of poor perfusion: light-headedness, confusion, ataxia, pallor, cyanosis, nausea, of cold and clammy skin
6.Failure of heart rate to increase with increased exercise intensity
7.Noticeable change in heart rhythm