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Tobacco smoking during pregnancy causes many detrimental effects on health and reproduction, in addition to the general health effects of tobacco.A number of studies have shown that tobacco use is a significant factor in miscarriages among pregnant smokers, and that it contributes to a number of other threats to the health of the foetus.
It's been known that smoking while pregnant can harm babies, and now researchers in England believe they've been able to show the effects using ultrasound scans. Researchers at Lancaster and ...
Smoking during pregnancy is dangerous to the unborn baby and may cause pre-term birth, birth defects such as cleft lip or cleft palate, or miscarriage. [93] [80] Tobacco is the most commonly used substance among pregnant women, at 25%. [87] [94] Nicotine crosses the placenta and accumulates within fetal tissues.
The warnings state that "smoking while pregnant can reduce the weight of your baby." Instead of heeding the warning, some teens are pursuing this as a way to deliberately have a smaller baby.
"In 2008, smoking prevalence was higher among men (23%) than women (18.3%)"; [35] however that gender gap appears to be narrowing. Prior to recent increasing smoking rates, women usually experienced different effects of smoking compared to men. For instance, a decrease in lifetime expectancy is greater for female smokers compared to male smokers.
Miscarriage is the most common complication of early pregnancy. [19] Among women who know they are pregnant, the miscarriage rate is roughly 10% to 20%, while rates among all fertilisation is around 30% to 50%. [1] [7] In those under the age of 35, the risk is about 10% while in those over the age of 40, the risk is about 45%. [1]
The health effects of tobacco had been debated by users, medical experts, and governments alike since its introduction to European culture. [1] Hard evidence for the ill effects of smoking became apparent with the results of several long-term studies conducted in the early to middle twentieth century, such as the epidemiology studies of Richard Doll and pathology studies of Oscar Auerbach.
The Nurses ' Health Study is a series of prospective studies that examine epidemiology and the long-term effects of nutrition, hormones, environment, and nurses' work-life on health and disease development. [1] [2] The studies have been among the largest investigations into risk factors for major chronic diseases ever conducted.