Researchers have found that patients who have completed cardiac rehabilitation and who receive telephone counseling that supports exercise are more likely to adhere to an exercise program. Researchers ...

The heart doesn't have to work as hard under conditions of weightlessness experienced by crew members living weeks and months aboard the International Space Station (ISS). Frequent, intense exercise ...

Hemodynamic observations were performed one and six months after cardiac transplantation in a 46-year-old man. Cardiac catheterization revealed normal pressures at rest and a slightly decreased ...

The physical characteristics of the patients selected for study are given in Table 1, in which they are listed according to age. In every case this was the first attack of thyrotoxicosis, the ...

A negative diastolic stress test may indicate pulmonary hypertension in patients with suspected HFpEF and unexplained dyspnea. About 1 in 5 patients with unexplained dyspnea have pulmonary ...

Decreased cardiac output is when your heart can no longer pump enough oxygen to meet the demands of your body. A rapid heart rate is a common symptom, but there are others, too. Your heart is ...

Your heart is one of the most important organs of the body. It pumps oxygenated blood to the body, helps in nutrient delivery in the body, sends oxygen-poor blood to the lungs, receives oxygen-rich ...