Smoking a shisha pipe is as bad for people as smoking tobacco, the Department of Health and the Centre for Tobacco Control Research has found.
People who smoke shisha, or herbal tobacco, can suffer from high carbon monoxide levels, its research revealed.
It found one session of smoking shisha resulted in carbon monoxide levels at least four to five times higher than the amount produced by a cigarette.
High levels of carbon monoxide can lead to brain damage and unconsciousness.
Shisha is an Arabic water-pipe in which fruit-scented tobacco is burnt using coal, passed through an ornate water vessel and inhaled through a hose.
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