does cigarettes affect sleep How smoking affects sleep: A polysomnographical analysis The Link Between Insomnia and

Why this matters in practice: Misheard words can slow conversations Pronunciation differences can affect meeting clarity Global professionals need shared understanding This guide explains why English pronunciation is difficult, introduces difficult words to pronounce in English, especially for foreigners, and shows how pronunciation differences influence communication in meetings

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Thirdhand smoke is difficult to remove from household furniture and surfaces, and even public spaces, which allows for a much longer time frame for exposure

Some countries impose strict import limits or ban certain tobacco products entirely

Alcohol suppresses REM sleep, meaning that even if you sleep through the night, you will not feel rested in the morning