According to the Medical Journal of Human Reproduction. 2000; 15:2251, one way to fight Male infertility is to do this:

Improvements in Coital Practice

Have intercourse every other day near ovulation with the female partner on the bottom, placing more semen in contact with the cervix. The women should lie on her back with her knees to her chest for at least 15minutes after intercourse.

Men should avoid tight underwear, saunas, hot tubs, and unnecessary environmental exposures such as radiation, excess heat, and certain medications (cimetidine, sulfasalazine, spironolactone, nitrofurans, erythromycin, tetracycline, anabolic steroids, chemotherapy, marijuana, alcohol)

Male infertility causes 40% of infertility problems

Female infertility causes another 40%

and the remainder is caused by incompatibility bw Male & Female

Labels: abnormal sperm, human reproduction, male infertility