Level A1 – BeginnerCEFR A1
2 min
72 words
- Scientists find a small RNA in the liver.
- The RNA affects cholesterol production in the body.
- Higher RNA levels increase a cholesterol protein.
- Higher cholesterol can lead to artery disease.
- In mice, blocking the RNA lowered overall cholesterol.
- Lower cholesterol gave less artery disease in those mice.
- A natural form of the RNA was more effective.
- Human blood showed higher RNA with higher cholesterol.
- The result may help to develop new drugs.
Difficult words
- liver — organ that makes and cleans blood
- cholesterol — fat-like substance in blood and cells
- protein — molecule in the body that does work
- artery disease — illness where blood vessels become narrow
- block — stop or reduce an action or processblocking
- develop — create or make something new, for example drugs
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Do you know someone with high cholesterol?
- Would you take a new drug to lower cholesterol?
Related articles
31 Dec 2025
2 Dec 2025
21 Jan 2026
25 Nov 2025
Pet care at One Health Clinic helps youth get medical care
A study found that youth experiencing homelessness were more likely to receive medical care when clinics also offered veterinary care for their pets. The research looked at clients of the One Health Clinic in downtown Seattle and records from 2019–2022.
31 Dec 2025