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Doctor insights on: Stress Test Target Heart Rate

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Dr. Heidi Fowler
3,014 doctors shared insights

Stress (Definition)

Stress affects most people in some way. Acute (sudden, short-term) stress leads to rapid changes throughout the body. Almost all body systems (the heart and blood vessels, immune system, lungs, digestive system, sensory organs, and brain) gear up to meet perceived danger. These stress responses could prove beneficial in a critical, life-or-death situation. Over time, however, repeated stressful situations put a strain on the body that may contribute to physical and psychological problems. Chronic (long-term) stress can have real health consequences and should be addressed like any other health concern. Fortunately, research is showing that lifestyle changes and stress-reduction techniques can help people learn ...Read more


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Had a stress test done and my target heart rate was 190 but when injected with lexiscan my heart only did 175 is that good or bad?

Had a stress test done and my target heart rate was 190 but when injected with lexiscan my heart only did 175 is that good or bad?

Max predicted HR...: Exercise stress testing requires that the patient reach 85% of maximum predicted heart rate. Maximum predicted heart rate is given by equation (220-age). If adequate heart rate is not achieved then pharmacologic (lexiscan) stress test can be performed. ...Read more

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What does equivocal cardiac stress test mean in the results? I am a 47 year old male with hypertension controlled through medication. I completed the test reaching the target heart rate with no other symptoms. Test was part of an annual insurance check u

What does equivocal cardiac stress test mean in the results? I am a 47 year old male with hypertension  controlled through medication. I completed the test reaching the target heart rate with no other symptoms. Test was part of an annual insurance check u

Stress test: Equivocal changes imply that Ekg on test show changes which were suggestive of positive but may have not met criteria completely. Using echocardiogram during stress or nick injection can be helpful to improve accuracy.nth God standard is still cardiac Cath ...Read more

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What is treadmill stress and target heart rate?

What is treadmill stress and target heart rate?

Exercise test: Treadmill stress is to exercise on a treadmill to stress the heart and evaluate with ecg. Target rate is 85% of (220 - age). ...Read more

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What do you recommend if I had 2 stress test done a exercise one and a thallium one on both my heart rate dropped wha could cause it?

What do you recommend if I had 2 stress test done a exercise one and a thallium one on both my heart rate dropped wha could cause it?

Thallium?: You said "thallium" but perhaps you meant adenosine or lexiscan? - these two agents are used to perform a stress test in which you don't have to exercise, thus in contrast to your first one. Both agents can cause the heart rate to drop as a side effect which has no prognostic significance. ...Read more

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How precise is a stress test when my heart rate didn't go very high?

How precise is a stress test when my heart rate didn't go very high?

Stress test: It depends on what the test was and how much work load you achieved. If you did a very high work load and still had a low heart rate, that's good. If only low load, low rate not much information. ...Read more

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Went for thread mill stress test . At 85% heart rate it is ok but at 110% slightly positive . How do you interpret this result .

Went for thread mill stress test . At 85% heart rate it is ok but at 110% slightly positive .  How do you interpret this result .

Need more data: If one exercises for 9 minutes or more on a standard bruce protocol stress test, even if one has known coronary disease, the prognosis is excellent. However, decisions concerning further testing, such as a stress echo test or an angiogram, take into consideration the presence or absence of angina (chest pain) during the test, the amount of abnormality on the ekg during the test and other factors. ...Read more

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Dr. Payam Mehranpour
3 doctors shared insights

Stress Test (Definition)

A stress test is a cardiac test which can include walking on a treadmill and monitoring your heart while you are walking. They can also inject you with a nuclear material and do a more comprehensive scan on your heart to check for blockage. They can also do a chemical stress test which omits the need to ...Read more


Heart Rate (Definition)

Heart rate is a measurement of the number of times a person's heart beats in one minute. Normal heart rates vary with a person's age and with excitement and exercise. Abnormal heart rates are too slow, too fast, and/or irregular (too much ...Read more