From The BBC News

Many people are unaware that even smoking away from babies or pregnant women presents a risk, according to US research.

Poisons in cigarette smoke can linger on fabrics or hair, but a survey of 1,500 households found that fewer than half of smokers knew this.

Only a quarter had strict rules about not smoking in the house, according to the report in the journal Pediatrics.

UK baby charity Tommy’s said it was vital that pregnant women were alerted.

There is plenty of evidence that “second-hand” smoke – breathed when you are in the same room as someone smoking – can be harmful, particularly to children, and some parents adopt a strategy of never smoking in their child’s presence.

However, Professor Jonathan Winickoff, from Massachusetts General Hospital, said this would not offer complete protection.

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