Some Mama’s Boys: President Obama, Bill Clinton & Lebron James. Peggy Drexler says studies find that men who had close relationships with their mothers are more patient, adaptable and flexible. People stigmatize “mama’s boys,” thinking they’re weak. In fact, studies show close relationship to mother makes boys less aggressive, more adaptable and patient. She did say that one downside is that a close mother-son bond could disrupt the son’s marriage.