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A study on occupational exposure to petrochemicals and smoking on seminal quality. The volume of ejaculate was measured by aspirating the whole sample into a graduated pipette, the total sperm count was measured by multiplying the sperm concentration by the volume of ejaculate. Apr; 65 4 [ PubMed ] [ Google Scholar ]. Smoking and female infertility: a systematic review and meta-analysis. National Center for Biotechnology Information , U. Table 1 The characteristics of the study sample. Support Center Support Center.

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Effects of smoking on testicular function, semen quality and sperm fertilizing capacity.

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While were smokers with a mean age of Concentration appeared not to be affected by smoking. Cigarette smoke contains a large number of substances which are recognized as carcinogens and mutagens including radioactive polonium, cadmium, benzopyrene, dimethylbenzanthracene, dimethylnitrosamine, naphthalene and methnaphthalene. Cigarette smoking may be associated with subfertility in males and may lead to a decrease in sperm concentration, lower sperm motility, and a reduced percentage of morphologically normal sperms.

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