Does alcohol affect male fertility?
When planning to have a baby, women are expected to give up everything from smoking to alcohol, even soft cheese.
But the other half of fertility comes from the sperm, usually provided by a man.
So should men also give up their vices to improve the quality of their sperm, and their chances of conception?
In this clip from the BBC’s CrowdScience programme ‘Will giving up alcohol affect my sperm count?’, Professor of Andrology Allan Pacey reveals some key factors.
Watch the video below;