Tetanus effect sperm

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Boxers or briefs? It is known that elevated temperature of the scrotum can adversely affect sperm production, but studies of the effect of underwear style have been small and produced inconsistent results. For this study, online in Human Reproduction, researchers collected semen samples from men in couples seeking fertility treatment. About half the men reported wearing boxers, the other half various styles of tighter underwear. The scientists assessed the samples for sperm motility, total sperm count and percent of sperm with normal morphology. They also did blood tests for testosterone and other hormones.
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Health Shorts: Male fertility, Tdap vaccine, Induced labor

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Effects of Pharmaceutical Medications on Male Fertility

To have the healthiest pregnancy and healthiest baby possible, take the time to discuss these nine questions with your doctor:. Smoking during pregnancy has harmful effects on your baby. The ideal time to quit smoking is before you become pregnant to give your baby the best start. Chemicals from cigarette smoke are passed to your unborn baby. These chemicals decrease the amount of oxygen and food available to the growing fetus. Making your home smoke-free is also a great idea before getting pregnant. Exposing yourself to second hand smoke during pregnancy puts yourself and your unborn baby at risk.
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Health Before Pregnancy: Take the Time to Ask These Nine

There are potentially many different causes of male infertility, including hormonal, anatomical, and secondary to exposure to exogenous substances. In many cases of MFI, a definitive cause for abnormalities is never identified. Recently, the research community has given greater attention to identifying causes of MFI ranging from genetic Y chromosome microdeletions to mechanisms of environmental damage on sperm production. Still evolving, is a clear understanding of how many pharmaceutical medications may cause MFI, which is often treatable and reversible. In this review we will outline the data regarding various pharmaceutical medications that have been investigated as possible causes of MFI.
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Vaccines are under development for the control of fertility in males and females. This review discusses developments in anti-fertility vaccines at the National Institute of Immunology, New Delhi, India. A single injection procedure for the sterilization or castration of male animals depending on the site at which the injection is given, has passed through field testing and is expected to be on the market in the near future.
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