LingVo.club
📖+10 XP
🎧+10 XP
+15 XP
Untreated Sleep Apnea Speeds Heart Aging and Raises Death Risk (Level A1) — A woman with white hair covering her face

Untreated Sleep Apnea Speeds Heart Aging and Raises Death RiskCEFR A1

14 Dec 2025

Adapted from Rochita Ghosh-U. Missouri, Futurity CC BY 4.0

Photo by Markus Kammermann, Unsplash

Level A1 – Beginner
2 min
70 words
  • Scientists studied untreated sleep apnea in laboratory animals.
  • The study was done in a laboratory with mice.
  • Oxygen dropped again and again during mouse sleep.
  • Mice exposed to low oxygen died much earlier.
  • Their hearts showed clear signs of early aging.
  • Blood pressure increased and heart work worsened significantly.
  • Blood vessels became less flexible and weaker.
  • Researchers say this problem can shorten life.
  • Early diagnosis and treatment are very important.

Difficult words

  • apneaa condition with pauses in breathing during sleep
    sleep apnea
  • untreatednot given medical care or treatment
  • oxygenthe gas animals and people need to breathe
  • diagnosisthe process of finding what illness someone has
  • vessela tube that carries blood in the body
    Blood vessels
  • flexibleable to bend or change shape easily

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

Discussion questions

  • Have you ever had trouble sleeping?
  • Would you see a doctor for sleep problems?

Related articles

Ancestral healing in the Caribbean (Level A1)
8 Dec 2025

Ancestral healing in the Caribbean

Ancestral healing asks societies to face historical wounds so people can live healthier lives. In the Caribbean, educators combine shamanic practices, nervous-system work and cultural rituals with scientific findings about trauma and community care.

Global Science Journalism Report 2021 (Level A1)
21 Oct 2021

Global Science Journalism Report 2021

A Global Science Journalism Report 2021 surveys science reporters worldwide during the COVID-19 pandemic. It shows heavier workloads, mixed feelings about the profession, use of pre-print research and concerns about standards and coverage.