📖+10 XP
🎧+10 XP
✅+15 XP
Level A1 – BeginnerCEFR A1
2 min
85 words
- Researchers make injectable bandages to stop bleeding.
- The bandage works inside deep wounds and cavities.
- It helps blood form a clot quickly at wounds.
- The dressing changes to a foam in the body.
- The materials are tiny particles from clay-like sources.
- Designers made the particles safer and synthetic.
- A main problem is particles washing away in blood.
- Engineers made two ways to keep particles inside.
- One way expands to fill and seal the wound.
- The other way makes a tight plug to stop flow.
Difficult words
- injectable — can be put into the body by injection
- bandage — material used to cover and protect a woundbandages
- clot — thick mass that stops bleeding
- dressing — material placed on a wound to protect it
- particle — very small pieces of a materialparticles
- seal — to close something so nothing can enter
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Have you used a bandage before?
- Would you like a bandage that becomes foam inside a wound?
- Do you think tiny particles are safe in medical materials?
Related articles
18 Sept 2025
African leaders urged to fix health financing at UNGA80
At the 80th UN General Assembly in New York, Obinna Ebirim urges African countries to press for fairer donor partnerships and to increase domestic health funding. He highlights staff shortages, weak infrastructure and the National Health Fellows Programme.
12 Mar 2025
21 Jul 2026
Exercise improves blood vessels after weight loss
A study of people with severe obesity found that regular exercise after a low-calorie diet improved blood-vessel health and lowered inflammation. Weight-loss medication helped keep weight off but did not improve vascular health by itself.
13 Jun 2023
30 Apr 2026