Factors affecting fertility

Now a days there is an important set of situations that may impair the ability of couples to conceive (fertility), among them, we found the following:

	Misuse and / or prolonged contraceptive methods
	Exposure to sexually transmitted diseases
	Postponing conceptions leading to an increased maternal age
	Undiagnosed endocrine diseases
	Over abuse of Psychoactive substances (alcohol, tobacco and other type of drugs)
	Eating disorders like (anorexia, bulimia, obesity)
	Stress, environmental pollutants, drugs, food additives, etc..