In a nutshell This review looked at whether phosphodiesterase 5 (PDE5) inhibitors such as sildenafil (Viagra) can improve male fertility. It found that these medications improve sperm concentration, shape, and movement. Some background PDE5 inhibitors are the most common treatment for erectile dysfunction (ED). These medications increase the...
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In a nutshell This review looked at antioxidants for men with infertility. They found that antioxidants can improve semen quality, including for men with varicoceles (VCs). Some background Male infertility, such as low sperm count, contributes to half of all cases of infertility. Sperm require specific conditions to develop normally. Sperm are...
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In a nutshell This review looked at whether probiotics can improve fertility. It found that probiotics improve sperm quality, and it is not clear whether probiotics improve pregnancy rates following in vitro fertilization (IVF). Some background For every human cell in a person’s body, there are 10 microbial cells living on the skin, in the gut,...
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In a nutshell This study looked at how diet relates to sperm quality. It found that men who eat soy are less likely to have low sperm count, and that men who include milk in their diets have better sperm quality. Some background In roughly half of the heterosexual couples experiencing infertility, the male partner has low sperm count or quality....
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In a nutshell This study looked at mini-incision micro-dissection testicular sperm extraction, a modified surgery to collect sperm. It found that this was a useful procedure for men who do not produce enough sperm and that it may be less invasive than other surgeries. Some background Non-obstructive azoospermia (NOA) is a condition in which a man...
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In a nutshell This study investigated if coenzyme Q10 (CoQ10) improves semen parameters in men with oligoasthenoteratozoospermia (OAT). They found that CoQ10 improved semen parameters in these men. Some background Male infertility can manifest as a number of symptoms. Men may have low hormone levels. They may produce a low number of sperm. The...
Read MoreIn a nutshell This article reviewed currently published data concerning the efficacy and safety of the different sperm retrieval techniques for men with reduced sperm production. Some background Around 10% of infertile men suffer from non-obstructive azoospermia, which describes a condition in which very few sperm cells are produced in the...
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