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Tuesday, June 30, 2009

Ejaculate Daily For Better Sperm Quality

Men advised to have sex daily to improve chance of conception

Having sex every day improves sperm quality and could boost the chances of getting pregnant, research suggests.

In a study of men with fertility problems, daily ejaculation for a week cut the amount of DNA damage seen in sperm samples.

Speaking at a fertility conference, the Australian researcher said general advice for couples had been to have sex every two or three days.

Early results from the trial had already shown promising results.

sperm fertilizing an egg

But 118 men have now been tested and the benefits for sperm have become clearer.

Dr David Greening, from Sydney IVF, told delegates at the European Society for Human Reproduction and Embryology meeting that eight in ten men taking part showed a 12% drop in sperm DNA damage after the seven days.

Although there was a big drop in sperm numbers from 180 million to 70 million over the week, men were still within the normal "fertile" range.

Sperm also became more active over the seven days with a small rise in motility, he added.

The theory is the longer sperm hang around in the testes the more likely they are to accumulate DNA damage and the warm environment could also make them more sluggish after a while.

Sperm come under attack by free radicals - small reactive molecules which can damage DNA and cause cell death - in the tube that stores and carries sperm away from the testes.

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Monday, February 18, 2008

Energize your sperm

How to have more active sperm to improve the chances of fertilization

Men who are trying to conceive should avoid using anabolic steroids and testosterone creams and injections because they shut down the body’s production of testosterone and sperm. “The body loves it, but the testicles hate it,” says Turek. “They say, ‘Well, there’s plenty of testosterone. I don’t need to make testosterone or sperm myself’.”

Have more sex. It sounds obvious, but some busy couples don’t make enough time for it. During ovulation—about 10 to 18 days after a woman’s period starts—couples should have sex every other day to “optimize sperm motility,” says Fisch, who is also the author of “The Male Biological Clock.” After five days without sex, a man has a higher volume of fluid, which dilutes the concentration of sperm and makes them less active.

sperm

Stay fit. Doctors are seeing more men with obesity-caused infertility. Fat converts testosterone to estrogen, and obese men (or those with a waist circumference of more than 40 inches) are more prone to erectile dysfunction. Men with type 2 diabetes, often associated with obesity, are more prone to low testosterone levels, which negatively affect libido and sperm production.

Stay cool. Heat can damage sperm cells, so stay out of hot tubs, avoid putting your laptop on your lap and don’t sit for long periods of time with your legs crossed or pressed together, says Dr. Peter Schlegel, chairman of urology at NewYork-Presbyterian/Weill Cornell Medical Center in New York. There’s also some evidence linking cell-phone radiation with altered sperm cells in men, so don’t “live on the cell phone,” and keep the device in your jacket or holstered to your belt rather than in your front pants pocket, he says.

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