Infertility is the inability of sexually active couples to conceive a baby after one year of unprotected sex. Approximately 14% of couples are infertile and the percentage is climbing. In a nutshell, our world is more toxic than ever before. Nutrition affects all aspects of health, including fertility. Please read on to learn about 15 factors that affect fertility; 5 that can negatively impact it, 5 factors that can increase it and 5 vitamins or minerals that can improve it!