Why We Need Silence IELTS Reading: Cambridge 21 Detailed Answers

Urban noise and the hurried pace of digital life are subtly pushing the human nervous system into a state of continuous overload. Considered an “underestimated threat” by the World Health Organization (WHO), noise pollution not only causes immediate annoyance but also leads to serious health consequences such as sleep disorders, chronic stress, and cardiovascular disease. The reading passage Why we need silence (Cambridge IELTS 21 – Test 1, Passage 2) offers a comprehensive scientific perspective: from the biological mechanisms of sound reaction and noise reduction solutions in major cities, to groundbreaking psychological recovery therapies like flotation tanks (flotation tank) and the practice of active silence in daily life.

Falling under the theme of Biomedicine & Behavioral Science, this reading passage is designed with a high density of academic information. The test assesses candidates through 3 key question types: Matching Information, Summary Completion, and Matching Names. The detailed breakdown, accurate sentence-by-sentence translation, and key vocabulary provided below will help you fully master the reading passage.

1. Reading Passage Content

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