📖+10 XP
🎧+10 XP
✅+15 XP
Level A1 – BeginnerCEFR A1
2 min
70 words
- People with Duchenne muscular dystrophy have weak muscles.
- The heart often becomes weak and can fail later.
- Researchers study ways to protect the heart.
- They tested an experimental drug in animal models.
- The drug helped the heart keep pumping blood.
- It reduced scarring in the heart tissue.
- Scientists found an enzyme called NOX4 may matter.
- NOX4 could be a target for treatment.
- Researchers hope to test the drug in patients.
Difficult words
- enzyme — a protein in the body that causes reactions
- scarring — hard or thick tissue after an injury
- tissue — the material that makes up the heartheart tissue
- experimental — new and not yet used by many people
- protect — to keep safe from harm or damage
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Would you want a drug that helps the heart?
- Do you think testing new drugs in animals is okay?
- Do you worry about your own heart health?
Related articles
24 Jun 2026
26 Jan 2026
28 Feb 2026
20 May 2026
Exercise better than protein powder for older adults' muscle strength
A clinical trial in people aged 65 and over found that extra protein from whey capsules did not increase muscle strength after 24 weeks. Researchers say resistance exercise remains the most reliable way to improve strength.
13 Jan 2026