From a psychological standpoint, incestuous relationships between mothers and sons often involve deep-seated emotional and psychological issues. The Oedipus complex, first introduced by Sigmund Freud, is a concept that touches on the dynamics of desire and rivalry within the family unit. However, in cases of actual incest, the relationship can be characterized by a blurring of boundaries and a profound disturbance in the mother-son relationship. This can lead to significant psychological distress for both parties involved, including guilt, shame, and difficulties in forming healthy relationships outside the family.