Environmental factors and fertility.

This review deals with the decrease of male and female fertility during the last few decades which might to due to harmful environmental influences, stress and pollutants. Particular attention is drawn to the extent to which alcohol, coffee drinking, cigarette smoking and environmental pollutants may influence human fertility. Possible influences of increased radiation exposure after the nuclear accident of Chernobyl and possible hazards of electromagnetic fields are also discussed. Continuing research on the effects of environmental pollution on reproduction should be intensified and supported.