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Ejaculation disorders Ejaculation disorders include premature ejaculation, anejaculation (the failure to ejaculate), and retrograde ejaculation, which is when semen enters the bladder during orgasm instead of coming out the tip of the penis. Undescended testicles During fetal development one or both testicles may fail to descend from the abdomen into the sac that normally contains the testicles. Intracytoplasmic sperm injection is a process by which semen is washed and prepared for direct injection of one sperm into each egg collected during the IVF process.

Ovulation test kits or monitors are available at pharmacies and can help a woman determine her fertile time.   SOURCES How common is male infertility, and what are its causes? The majority of men with varicocele present no symptoms. Eating disorders: If an eating disorder leads to serious weight loss, fertility problems may arise. A variety of disorders ranging from hormonal disturbances to physical problems, to psychological problems can cause male infertility.  Although many treatment options are now available, in many cases treatment will not work.  In many instances, male infertility is caused by testicular damage resulting in an inability of the testicle to produce sperm.  Once damaged, the testicle will not usually regain its sperm-making capabilities; this aspect of male infertility is analogous to menopause (though not natural like menopause) for women and cannot usually be treated.  Despite medicine�s limited ability to treat male infertility, many successful treatment options are available for its many causes.  Besides testicular damage, the main causes of male infertility are low sperm production and poor sperm quality.   The Causes of Male Infertility Male infertility has many causes--from hormonal imbalances, to physical problems, to psychological and/or behavioral problems.  Moreover, fertility reflects a man�s �overall� health.  Men who live a healthy lifestyle are more likely to produce healthy sperm.  The following list highlights some lifestyle choices that negatively impact male fertility--it is not all-inclusive: · Smoking--significantly decreases both sperm count and sperm cell motility. · Prolonged use of marijuana and other recreational drugs. · Chronic alcohol abuse. · Anabolic steroid use--causes testicular shrinkage and infertility. · Overly intense exercise--produces high levels of adrenal steroid hormones which cause a    testosterone deficiency resulting in infertility. · Inadequate vitamin C and Zinc in the diet. · Tight underwear--increases scrotal temperature which results in decreased sperm production. · Exposure to environmental hazards and toxins such as pesticides, lead, paint, radiation, radioactive   substances, mercury,  benzene, boron, and heavy metals · Malnutrition and anemia. · Excessive stress! Leptin is a hormone associated with numerous effects including appetite control, inflammation, and decreased insulin secretion, according to many studies.

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A paper published in JAVMA (Journal of the American Veterinary Medical Association) in 2005 showed that dogs spayed laparoscopically experienced significantly less pain (65%) than those that were spayed with traditional "open" methods.[8] Arthroscopy, thoracoscopy, cystoscopy are all performed in veterinary medicine today. Anabolic steroids: Popular with bodybuilders and athletes, long-term use can seriously reduce sperm count and mobility. This can be related to hormone issues, or to polycystic ovarian syndrome (PCOS). Primary sterility exists when the couple has never fallen pregnant and secondary sterility when the issue arises following one successful pregnancy but no further pregnancies. Cholesterol One study has found that high cholesterol levels may have an impact on fertility in women.

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The Varicocele Dilemma. (PDF, 139 KB) Human Reproduction, 2001. The vas deferens carries sperm from the epididymis to the ejaculatory duct and the urethra. The presence of open tubes is essential for natural conception, as sperm must traverse the tubes in order to reach and fertilize the ovulated egg. Maternal age Infertility due to age is one of the most common causes of female infertility.

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An increased volume is rarely observed and is often caused by a contaminant, such as urine. If the egg does not travel, it can be harder to conceive naturally. Judaism and Repoductive Technology. (PDF, 160 KB) 2003. The WHO lower reference limit (5th percentile) is 15 million sperm per mL, or 39 million sperm per ejaculate. The restricted vision, the difficulty in handling of the instruments (new hand-eye coordination skills are needed), the lack of tactile perception, and the limited working area are factors adding to the technical complexity of this surgical approach. The main reasons for fertility tourism are legal regulation of the sought procedure in the home country, or lower price. Gonadotropins can trigger ovulation when Clomid or Serophene don't work. An ultrasound scan can detect an ectopic pregnancy. A uterus capable of developing and sustaining the conceptus to maturity.