All aspects of lifestyle affect the fertility of both men and women.
It’s not just the effects of diet and exercise, or other lifestyle factors such as (not) smoking or drinking (too much) alcohol and being a healthy weight that affect fertility.
Emotional health, personal relationships and where and how you live also have an impact on achieving pregnancy.
When it doesn’t happen, the postcode lottery that influences availability of assisted conception treatment can be crucial.
And when faced with difficult decisions about choices of treatments many ethical and moral issues have to be faced, for example, when considering donor gametes (eggs or sperm), freezing of eggs and possible screening of embryos.
To visit a BBC web site that I edited about all of the above fertility issues and treatments click here . The site accompanied the BBC1 TV series, A Child Against All Odds presented by Professor Robert Winston.