There is generally minimal preparation for this type of test, though your doctor may recommend avoiding caffeine or other stimulants that can increase your heart rate. A stress echocardiogram is ...

Our hearts beat faster when we exercise, which is why heart rate training can be so useful. But when we aren’t doing anything ...

“The stress test is done to evaluate for symptoms of possible coronary artery disease or to evaluate the functional capacity ...

UC researchers created a lab-on-a-chip system to track a patient's cortisol levels. It consists of a disposable collection ...

For instance, your heart rate typically increases during exercise or in times of stress, while it can decrease ... Learn more about how our team of experts tests and reviews products at Insider ...

These tests may be called “ submaximal ” because they are performed below maximum heart rate and exhaustion level, usually around or below 85% max heart rate. Submaximal exercise tests are ...