You may have heard that sperm counts have been declining in Westernised countries over the past several decades - it could be as high as 50-60%. The links between sperm test results, men's health and fertility are complex. Are there steps that men can take to improve their health in this area?
Consuming fruit and vegetables with high levels of pesticides may be linked to poor markers of male fertility such as low sperm count and normal forms. Fruits and vegetables are very beneficial, so it may be wise to choose organic.
A recent study has suggested that eating a couple of handfuls a day of whole-shelled walnuts may significantly improve various measures of sperm quality in healthy young men. The group eating walnuts found improvements in sperm vitality, motility, and morphology and fewer chromosomal abnormalities.