The phrase "affecting the heart" is correct and usable in written English.
It can be used in contexts discussing emotional or physical impacts on a person, particularly relating to feelings or health.
Example: "The news of her passing was deeply affecting the heart of everyone who knew her."
Alternatives: "impacting the heart" or "touching the heart".
For a discussion of diseases affecting the heart and blood vessels, see the article cardiovascular disease.
Scientists have developed more than 500 mouse models of human ailments, including those affecting the heart and central nervous system, as well as diabetes, cancer and cystic fibrosis.
One sugar-sweetened drink a day was enough to increase the risk of dying from cardiovascular disease affecting the heart and arteries.
The role of disease in affecting the heart itself did not become apparent until the 17th century, when examination of the body after death became acceptable.
Acquired heart diseases are conditions affecting the heart and its associated blood vessels that develop during a person's lifetime, in contrast to congenital heart diseases, which are present at birth.
Rarely, a vicious and damaging form of hypertension occurs, often called malignant hypertension, that results in damage to small blood vessels throughout the body but particularly affecting the heart, brain, and kidneys.
Their potentially deadly stings can cause very high blood pressure or affect the heart.
Some connective tissue diseases (notably systemic lupus erythematosus, rheumatoid arthritis, and scleroderma) can affect the heart.
Another type of congenital abnormality affects the heart valves, causing valvular insufficiency or obstruction.
Also, noxious products of inadequately perfused tissues may circulate and affect the heart muscle.
In addition, heartworm and other parasites may affect the heart and circulatory system.
