Use of article

The following are correct:

Exercise stimulates circulation of the blood. (First article is better omitted, second article is required.)

Warming up enhances circulation of the blood. (First better omitted, second required.)

Wine is good for (the) circulation of the blood. (First optional, second required.)

AnonymousThe following are correct:Exercise stimulates circulation of the blood. (First article is better omitted, second article is required.)Warming up enhances circulation of the blood. (First better omitted, second required.)Wine is good for (the) circulation of the blood. (First optional, second required.)

Thanks. But I am now confused because I saw the o

In certain contexts the second article might be omitted, for example:

Exercise stimulates circulation of blood in the small intestine. (Here the second article is better omitted. If the second article were put in, there would be two "the's" in a row at the end of the sentence, which sounds awkward: Exercise stimulates circulation of the blood in the small intestine.)

Warming u

AnonymousIn certain contexts the second article might be omitted, for example:Exercise stimulates circulation of blood in the small intestine. (Here the second article is better omitted. If the second article were put in, there would be two "the's" in a row at the end of the sentence, which sounds awkward: Exercise stimulates circulation of the blood in the small intestin

"Exercise stimulates the circulation of blood in the small intestine." would be okay if circulation of blood in the small intestine is what is being emphasized, hence the use of the article. And similarly with: "Warming up enhances the circulation of blood in the lower extremities." Circulation of blood in the lower extremities is what is being emphasized, hence the use of the article. And:

Anonymous"Exercise stimulates the circulation of blood in the small intestine." would be okay if circulation of blood in the small intestine is what is being emphasized, hence the use of the article. And similarly with: "Warming up enhances the circulation of blood in the lower extremities." Circulation of blood in the lower extremities is what is being emphasized, hence

There are subtle nuances with and without the "the" included, and these have to be learned by experience, as there are myriad usage situations, and these cannot all be covered in a grammar textbook. Generally speaking, including the "the" makes the sentence sound more formal and authoritative, for example:

Professor lecturing at a medical school: "Exercise stimulates the circulation of

AnonymousThere are subtle nuances with and without the "the" included, and these have to be learned by experience, as there are myriad usage situations, and these cannot all be covered in a grammar textbook. Generally speaking, including the "the" makes the sentence sound more formal and authoritative, for example:Professor lecturing at a medical school: "Exercise stimula