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Level A1 – BeginnerCEFR A1
2 min
72 words
- Scientists found a link between aging muscle and cancer risk.
- Older muscle releases fewer tiny particles cells use.
- These particles help body cells talk and send signals.
- Particles from old muscles have less of one molecule.
- Strong muscles send more helpful particles to other cells.
- Weak muscles change signals and may help tumors grow.
- Doctors see more advanced cancer when people lose muscle.
- Keeping muscle strong helps protect against cancer and illness.
Difficult words
- particle — very small piece that cells useParticles
- molecule — very small chemical in a cell or body
- signal — message a cell sends to other cellssignals
- tumor — a group of cells that may grow too muchtumors
- protect — to keep someone safe from harm or disease
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Do you exercise to keep muscles strong?
- Have you seen someone lose muscle when they were sick?
- How do you keep your muscles strong?
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Citizen science could help monitor health and the SDGs
A systematic review in Frontiers in Public Health finds citizen science can support monitoring many health and well‑being indicators in the UN Sustainable Development Goals and the WHO Triple Billion Targets. Authors are from IIASA and WHO.