By penalties from second hand can be divided into groups: groups of young children, and the children, because the body also have low immunity and are not sufficient to prevent toxins from. Will add more risk if there is a non-smoking family. Children may have a disease related to respiratory system, such as asthma, bronchitis, pneumonia, and lung capability may be worse than children in General is considered to be a danger to pregnant women very much. If a pregnant woman gets second hand cigarette smoke in large quantities can cause miscarriages, premature senile or is toxic.
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