The evolution of sex differences in competitive and social dream content.
Hormones and Behavior March 9, 2026 Zachary B. Grant, Aisha Mir, L. Perogamvros et al.
Why do we dream? Evolutionary theories suggest that dreams may confer a fitness advantage by simulating real-world challenges. Simulation-based models suggest that dreams serve adaptive functions, including resolving emotional stress and enhancing readiness for waking encounters. From this perspective, evidence of evolutionary pressures reflected in dream content would support the view that...