In the realm of sports science, cardiovascular health represents a critical area of study, especially considering the ...

The endoplasmic reticulum (ER) regulates protein folding and maintains proteostasis in cells- a process essential to maintaining cellular health. However, researchers at UAB have found that chronic ...

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 ...

With upright exercise there is a slower rise in heart rate in the elderly compared to the younger subject. Stroke volume is maintained in the elderly person by an increase in end-diastolic volume ...

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 ...

When you engage in regular exercise and strength training, circulation improves which eventually lowers blood pressure and ...

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 ...

NEW ORLEANS, LA—Rate-adaptive atrial pacing to increase heart rate during exercise is not a useful strategy in patients who have heart failure with preserved ejection fraction (HFpEF) and chronotropic ...

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 ...