How are Glukose and fertility related?

The direct relationship between glucose and fertility is not addressed in the provided context. Generally, glucose metabolism is known to affect fertility: conditions like insulin resistance and diabetes can disrupt hormonal balance and impair fertility in both women and men. In women with PCOS, insulin resistance is common and can interfere with ovulation. However, the given sources do not contain specific studies or test results on this link. Therefore, the evidence is considered unclear. For personalized advice, medical evaluation of hormones and metabolism, along with a balanced diet, should be recommended.