Tuesday, July 15, 2025

Hidden Self-Healing Powers Revealed in Damaged Hearts

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A new study shows that the right therapy can help the human heart heal after heart failure. This therapy may make the heart work even better than a healthy heart.

Researchers want to create treatments that help damaged hearts recover faster. They do not yet know why this faster healing happens.

Olaf Bergmann, a scientist from Sweden, said, “There may be a hidden key to start the heart’s repair system.”

In the study, 52 patients with heart failure were observed. Some patients received a left ventricular assist device (LVAD). This device helps the heart pump blood.

Usually, patients keep the LVAD for life or until they get a heart transplant. Some patients improve so much that they can remove the LVAD.

The researchers studied how heart cells called cardiomyocytes grow back. They found that with the LVAD, these cells grow back much faster than in a healthy heart.

This finding gives hope that we can help hearts recover better after problems.

The research was published in the journal Circulation.


Vocabulary List:

  1. Therapy /ˈθɛrəpi/ (noun): Treatment intended to relieve or heal a disorder.
  2. Recover /rɪˈkʌvər/ (verb): To return to a normal state of health mind or strength.
  3. Healing /ˈhiːlɪŋ/ (noun): The process of making or becoming sound or healthy again.
  4. Transplant /ˈtræn splænt/ (noun): An operation in which an organ taken from one body is placed in another.
  5. Device /dɪˈvaɪs/ (noun): A piece of equipment or a mechanism designed to serve a special purpose.
  6. Cardiomyocytes /ˌkɑrdioʊˈmaɪəˌsaɪts/ (noun): Heart muscle cells that are responsible for the contraction of the heart.

How much do you know?

Who suggested that there may be a hidden key to start the heart's repair system?
Olaf Bergmann
Medical team
Heart transplant patients
Healthy heart researchers
What device did some heart failure patients receive in the study mentioned?
Pacemaker
Defibrillator
Left ventricular assist device (LVAD)
Stent
How many patients with heart failure were observed in the study?
42
52
62
72
What type of cells were studied by the researchers for their regrowth in the heart?
Neurons
Cardiomyocytes
Red blood cells
Skin cells
Where was the research study published?
Science
Nature
The Lancet
Circulation
What did the researchers hope to achieve with their findings?
Cure for heart failure
Improve heart transplant procedures
Help hearts recover better
Prevent heart diseases
The therapy mentioned in the study cannot help the human heart heal after heart failure.
All patients who receive a left ventricular assist device (LVAD) will need it for life.
According to the study, heart cells grow back faster with a left ventricular assist device (LVAD) than in a healthy heart.
The researchers have complete understanding of why the faster healing happens with the therapy.
The study mentioned in the text was conducted by a team from Sweden.
The findings of the study suggest that we may be able to improve heart recovery after problems.
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