The phrase "about its heart" is correct and usable in written English.
It can be used when discussing the central or most important aspect of a subject, often in a metaphorical sense.
Example: "The novel is about its heart, exploring the deep emotional connections between the characters."
Alternatives: "at its core" or "in essence".
CryoLife says it is appealing the F.D.A.'s recall of its tissue and has not made a statement concerning the notice to surgeons about its heart valves.
WASHINGTON, Nov. 14 — After a fierce internal debate, federal drug officials have decided to allow Avandia, the controversial diabetes medicine, to remain on the market but insisted that a new warning about its heart risks be placed on its label.
But when I came back to the film as a teenager, expecting to spend a happy 90 minutes wallowing in sexy dance sequences, familiar one-liners ("I carried a watermelon") and Grey's magnificent original nose (since tragically mutilated), it was something of a shock to realise that what Dirty Dancing is really about, at its heart, is the importance and necessity of legal abortion.
What is the play about at its heart?
Though its title suggests that this is an exhibition about religious liberty, at its heart it is a show about the power of words.
write to Valeant Pharmaceuticals for information about why it raised its heart drug prices.
Sport is meaningless if it is fixed because it is, at its heart, all about competition.
When Kellogg's can boast about its Healthy Heart Strawberry Vanilla cereal bars, health claims have become hopelessly compromised.
This is a game about exploration at its heart, and there's more to see than ever before.
Think about its organs, its heart, its skeleton, its reproductive system, its brain.
Each Palestinian family has a story to tell which it holds dear to its heart about that day.
