Simple Summary Being in love is a powerful emotional experience that is uniquely human;
however, animal models of pair bonding provide insights into the neurobiological processes …

Long-term relationships are essential for the psychological wellbeing of humans and many
animals. Positive emotions and affective experiences (eg, romantic or platonic love) seem to …

For 25 years, the predominant evolutionary theory of romantic love has been Fisher's theory
of independent emotion systems. That theory suggests that sex drive, romantic attraction …

Functional imaging studies and clinical evidence indicate that cortical areas relevant to
social cognition are closely integrated with evolutionarily conserved basal forebrain …

Opioid‐induced deficits in maternal behaviors are well‐characterized in rodent models.
Amid the current epidemic of opioid use disorder (OUD), prevalence among pregnant …

Research investigating the mechanisms that contribute to romantic love is in its infancy. The
behavioral activation system is one biopsychological system that has been demonstrated to …

The current evidence suggests that the healthy heart does not sense the optimal cardiac
output (Q̇) because the different organ systems that influence cardiac function do not …

Feelings of love are among the most significant human phenomena. Love informs the
formation and maintenance of pair bonds, parent-offspring attachments, and influences …

Due to the similarities in behavioral characteristics between romantic love and addictive
disorders, the concept of being “addicted to someone” transcends mere literary metaphor …

Social life is a key feature in humans; without it, language, science, and technology would
not have appeared. The inclination to engage with others is also a main source of pleasure …