OXT and Anxiety: The role of oxytocin would seem generally to be that of keeping anxiety levels under control to a point where they are no longer harmful (in fact, low oxytocin concentrations have been linked with pain syndromes, such as fibromyalgia [42] or abdominal pain [43], but may nevertheless lead to such strategies and behaviours as are best suited to ensure a partner's continued proximity both during the first stages of the romance and subsequently.