In modern era, the male fertility has become a matter of concern for many researchers. Why do men sometimes face the problem of fertility even after being healthy is still not answered perfectly? But the right diet plays a very important role in preserving that for long. Therefore, many researches happened on this matter to come up with some solution and it was found that walnuts do help in improving the quality of sperm leading to the successful child birth rate. So, it was one of the walnut facts.