You’re planning a baby, a woman’s diet along with a man’s diet is also very important. So men also should limit their caffeine intake, should be exercising and eating well and eating healthy. So, again, men should be limiting their carbohydrate intake and upping their protein intake that causes, the sperms to move a bit better.
It causes a higher chance of fertility and obviously maintaining a healthy weight along with a healthy exercise routine and a healthy diet helps.
Good video