When the couple cannot bear a child even after a year long sexual activity in an attempt to concieve, even at the time of ovulation,it is then termed as infertility. In some cases infertility may be difficult to treat. The journey from ovulation to fertilization and and then into pregnancy is a extremely intricate process ,one should be very careful for this.
Infertility in men often as a cause of low sperm count or other anatomical abnormalities. Exposures to toxin, testicular injuries,extreme consumption of alcohol,or any other drugs , hormonal disorders are some of the reasons that may lead to infertility in males. . stimulants like coffee, strong tea and other junk food should be avoided. The most common cause in men is called varicocele, (which is a dilated vein of the spermatic cord).Even Very hot baths, saunas, exposing the genitals to very hot environment raises the temperature of the testicles ,this must be avoided in order to get away from low sperm count.
Recently there are many herbal and nutritional discovery to the treat infertility and low sperm count in men have been rediscovered. It has been seen that Men who are diabetic are more susceptible or prone to infertility if it is not properly treat .It has been noticed that men with multiple sexual partners pick sexually transmitted diseases like gonorrhea, syphilis or Chlamydia, which may lead to low sperm count.

Malnutrition in men may lead to either underweight or overweight; deficiency of zinc vitamins and amino acids(chemicals vital to the build sperm and the absence of these leads to low sperm count. Excess amount of alcohol intake, smoking and the use of body building steroids often reduces sperm count in men.stressful conditions,working in overheated environment or driving long distance in an overheated vehicles reduces sperm count in men.Thus it shows that men are more susceptible to infertility than women.

TREATMENT:---
Infertility in men can occur due to many factors, it is soothing to know that several herbal nutritional supplements have been used over the years and the results are encouraging and benificial. Nutrients like zinc are required, selenium, vitamin A,C,E and B complex, amino acids(aleo vera juice), essential fatty acids(omega3 fatty acids) are the most necessary ingredients needed to make sperms healthy . This must be in place before conception can take place. And all the above nutrients are best when they are obtained naturally. Nutrients plays a vital role in the treatment of male infertility and low sperm count. carrots, potatoes, onions and garlic are good sources of zinc. Fish, liver, vegetables like egg plant cucumber, provide vitamin and zinc. nutrients like B-carotene
and lycopene improves the sperm count. Lycopene is responsible for the red colors of tomatoes. B-carotene is obtained from carotene. Some nutritional supplements which contains reasonable amount of anti-oxidants are equally very helpful in eradicating mens' fertility.
One very good and easy way to retain fertility in men is to use isabgol(psyllium) .soak isabgol in a glassful of water(psyllium)(one table spoon )overnight and drink it for 40 days every morning .if god's blessings are with you then ,you need not worry and would see a dramatic change in your health and sperm count .