Women's magazines normalize affairs and childlessness to undermine rivals' fertility. Feminism acts as ugly women's revenge on pretty ones. Women use indirect aggression like gossip and ostracism against attractive competitors. Harmful advice urges women to cut hair, reducing their appeal. Normalizing obesity convinces women to abandon slim figures needed for mating success. Media targets women to sabotage their reproductive chances. Intrasexual rivalry evolved to suppress others' reproduction for genetic advantage. High population density amplifies reproductive suppression tactics. Young women delay family formation, misled by career hype, ruining fertility. Men value beauty over career success in women. MGTOW tells men to avoid relationships, cutting male competition. Blackpill claims genes doom unattractive men, discouraging self-improvement. Incels and ''przegrywy'' withdraw from mating market. Gender wars stem from intrasexual rivalries disguised as emancipation. Skepticism toward anti-relationship advice protects reproductive interests. Frustrated individuals spread sabotage narratives unconsciously.