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Nasal spray reverses signs of brain aging in models (Level A1) — a close up of a blue and yellow substance

Nasal spray reverses signs of brain aging in modelsCEFR A1

21 Apr 2026

LevelA1
A2
B1
B2

Adapted from Texas A&M University, Futurity • CC BY 4.0

Photo by National Institute of Allergy and Infectious Diseases, Unsplash

Level A1 – Beginner
2 min
73 words
  • Researchers at a university test a new brain therapy.
  • The therapy comes as a simple nasal spray.
  • The spray goes into the brain through the nose.
  • It reduces brain inflammation and swelling.
  • Treated animals could remember objects better than before.
  • Effects appeared within weeks and lasted for months.
  • The treatment used two doses and no surgery.
  • Scientists say more research is needed for humans.
  • The goal is to help memory in aging people.

Difficult words

  • researcher — A person who studies and tests things.
    Researchers
  • therapy — A treatment to help a health problem.
  • nasal — Related to the nose or given through it.
  • inflammation — Red and hot condition inside body tissues.
  • swelling — When a body part becomes larger and puffy.
  • dose — A measured amount of a medicine.
    doses

Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.

Discussion questions

  • Have you ever used a nasal spray?
  • Do you know older people with memory problems?

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