What Does Red Light Therapy Actually Do?
Red light therapy is everywhere, but what does the science really show? Separate proven benefits from hype in this ESL health lesson.
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Is Cold Plunging Actually Good for You, or Just a Trend?
Cold plunging is everywhere on social media, but what does the research actually show? A B1–B2 English News lesson weighing the real benefits against the hype, with vocabulary and discussion questions.
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The Science of Negative Ions and Why Nature Makes Us Feel Better
Vocabulary Ion – An atom or molecule that has gained or lost an electron Negative ion – A molecule that has gained an extra electron and carries a negative charge Serotonin – A chemical in the brain that helps regulate mood and happiness Pollutants – Harmful substances found in the air or environment Cognition –…
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