Sleep-tracking devices see widespread use in 2025 as experts urge careful interpretation
Pre-reading Questions: I will read each question. Then, please answer them. Have you used a device to track sleep? What did you notice about your sleep? Do people trust health apps? Why or why not? Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. estimate /ES-tuh-meyt/ [verb] – to roughly calculate an amount The device estimates sleep duration. confidence /KON-fi-duhns/ [noun] – trust in something Users show confidence in trackers. limitation /lim-i-TAY-shuhn/ [noun] – a restriction or weakness Accuracy is a major limitation. anxious /ANGK-shuhs/ [adjective] – feeling worried or nervous Some users feel anxious about scores. valuable /VAL-yuh-uh-buhl/ [adjective] – useful or important The…
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