Heart Disease. Heart disease, or coronary artery disease, occurs when the blood vessels that supply oxygen to the heart narrow and stiffen. Smoking, an unhealthy diet, stress, and a sedentary lifestyle all increase the risk of heart disease. A heart attack or stroke can occur if the condition is untreated.he circulatory system consists of the heart, blood, and blood vessels, which transport nutrients and oxygen to all cells to keep the body in proper balance. The circulatory system is responsible for moving blood, nutrients, and gases to and from cells to keep the body in proper balance.
The use of first, second, and third person creates the perspective or point of view of a piece of writing. Writing in first person uses the personal pronouns I, we, me, and us, and the possessive forms my, mine, our, and ours; while second person uses you, and the possessives your and yours..
First, Second, and Third Person in Writing. In writing, the writer may choose to write from different points of view. The point of view he or she chooses is evident through his or her use of pronouns. Writing in first person: Literature in the first person point of view is written from the speakerâs perspective.