The phrase "a reduction of the heart" is correct and usable in written English.
It can be used in contexts related to medical conditions, emotional states, or metaphorical expressions about love or compassion.
Example: "The doctor explained that a reduction of the heart's size could indicate a serious health issue."
Alternatives: "a decrease in heart size" or "a diminishment of the heart".
Aging is associated with a reduction of the overall heart rate variability (HRV) and a decrease of complexity of autonomic cardiac regulation.
Quite low doses of the pill prevent pregnancy and quite low doses of HRT reduce symptoms of the menopause; it was then shown that HRT actually offered benefits: protection against osteoporosis and a reduction of the risk of heart attack and stroke.
Low/high frequency ratio was significantly decreased in diabetic rats suggesting decreased sympathetic tone, while nonlinear analysis indicated a reduction of the chaotic complexity of heart rate dynamics in diabetic rats.
Using an in vitro motility assay, an association was observed between the increased PKC expression in failing human hearts and a reduction of the force exerted on thin filaments [ 29].
However, this approach is time consuming and limited by contraindications, and a sufficient reduction of the heart rate cannot be achieved in many acutely ill patients.
Possible mechanisms could be a reduction of edema in the heart or electrolyte shifts that effect cardiac function.
Since cardiac hypertrophy is associated with substrate switch from fatty acid to glucose, we hypothesized that a reduction of HKII in the heart leads to a less pronounced hypertrophic response after pressure overload.
In addition, it is known that a reduction of heart rate variability (HRV) is useful in identifying septic patients at risk of the development of multiple organ dysfunction syndrome (MODS).
In the 1-st group all the patients (21) demonstrated the reduction of the heart rate after introduction of the anesthesia by 7,7 - 50% from a reference value.
