Major temporal and geographical shifts in male reproductive function is presently an issue
worldwide. The hormonal disruption hypothesis has achieved considerable attention but …

According to life history theory, increased investment in reproductive function (physiology
and behaviour) at different times throughout the life course affects the risk of many diseases …

Fertility is affected by many different cultural, environmental, and socioeconomic factors,
especially in developing countries where poverty and infections are commonplace …

Global population is at a turning point. At the end of 2004, the majority of the world's
population is believed to live in countries or regions of belowreplacement fertility, and the …

Most attempts to understand secular fertility decline include some allusion to the European
experience. It is generally thought that little or no relationship existed between fertility …

The last 35 years or so have witnessed a dramatic shift in the demography of many
developing countries. Before 1960, there were substantial improvements in life expectancy …

BACKGROUND: An increasing number of reports suggest that chemical and physical agents
in the environment, introduced and spread by human activity, may affect male fertility in …

Fecundity, the biologic capacity to reproduce, is essential for the health of individuals and is,
therefore, fundamental for understanding human health at the population level. Given the …

The socialist regime in the Central and Eastern European countries is gone for more than 10
years, a period known as one of transition from a planned and totalitarian to a market and …