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Lower sperm counts following prenatal tobacco exposure.

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BACKGROUND Recent findings have indicated that prenatal exposure to tobacco smoke may cause lower sperm concentration in ejaculates of adult men. To extend the research on this hypothesis we investigated the dose-dependency of the association, controlling for other prenatal exposures. METHODS From

Relationship between semen quality and tobacco chewing in men undergoing infertility evaluation.

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OBJECTIVE Male fertility is affected by a variety of lifestyle habits that include tobacco use. A large population of Indian men is addicted to tobacco chewing. The objective of our study was to assess the relationship between tobacco chewing in these Indian men--who were part of an infertile

Is prenatal exposure to tobacco smoking a cause of poor semen quality? A follow-up study.

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A few studies indicate that exposure to maternal smoking during fetal life decreases semen quality in adult life, but the results are inconsistent and retrospectively collected smoking data were used in most studies. From a Danish pregnancy cohort established in 1984-1987, 347 of 5,109 sons were

Tobacco smoking and semen quality in infertile males: a systematic review and meta-analysis.

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Nowadays, the total number of couples visiting an infertility clinic is on the rise. Tobacco smoking is considered one of the major factors leading to male infertility. In this study, we aimed to systematically investigate the impact of tobacco smoking on semen quality in infertile

Tobacco smoking is associated with decreased semen quality.

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BACKGROUND Tobacco smoking is a public health issue and has been implicated in adverse reproductive outcomes including semen quality. Available data however provides conflicting findings. The objective of this study was to evaluate the effect of tobacco smoking on semen quality among men in

[Evaluating the effect of smoking tobacco on some semen parameters in men of reproductive age].

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Seminal fluid indexes (sperm count, motility, pH, morphology) were examined in 40 smokers and 30 nonsmokers. The sperm count and motility were lower in smokers. Smokers have also higher incidence of oligospermia compared to nonsmokers. There was no difference between pH and sperm morphology in

[Male sterility and its association with genital disease and environmental factors].

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Semen quality may be affected by many factors, as there is evidence that conditions as varicocele, criptorquidia, orchitis and bacterian infections; as well as to exposure to physical agents as heat, or chemical substances, or ingestion of alcohol and drugs, may affect semen quality. The objective

Lifestyle in pregnancy and cryptorchidism in sons: a study within two large Danish birth cohorts.

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UNASSIGNED Cryptorchidism is the most frequent congenital malformation in boys and is associated with low sperm count, infertility and testicular cancer. Unhealthy maternal lifestyle during pregnancy such as smoking, high prepregnancy body mass index (BMI) as well as alcohol and caffeine intake may

Profile of infertility status of male in Dhaka city.

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A cross sectional study was done to determine the important etiological profile of infertility status of male in Dhaka city. A total of eighty seven patients of male infertility were selected purposively. Among them, highest percentage of patients, 44(50.6%) were in between the 21-30 years old,

Study of semen analysis and testicular biopsy in infertile male.

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A study of semen analysis and testicular biopsy was done in 50 infertile males. Semen analysis and testicular biopsy form important screening tools. Commonest age group affected was 21-40 years with sterility of 2-6 years duration. Smoking or tobacco chewing for longer periods may change semen

Ascorbic acid and the effect of cigarette smoke on tissues--a preliminary report.

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BACKGROUND Smoke from the average cigarette contains chemicals, which are highly toxic, causing chronic airways diseases in smokers as well as non-smokers exposed to environmental tobacco smoke (ETS). It is associated with an increased risk of developing asthma, pneumonia, bronchitis and

Lifestyle and semen quality: role of modifiable risk factors.

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The relationship between exposure to lifestyle factors and adverse effects on human reproductive health is debated in the scientific literature and these controversies have increased public and regulatory attention. The aim of the study was to examine the association between modifiable lifestyle

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Herbal & Natural Medicine

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