Premenstrual tension, expectancy, and mother-child relations

Area of Science:

• Psychology
• Women's Health
• Symptomology

Background:

• Premenstrual symptoms are often attributed to biological factors.
• Societal myths may contribute to negative expectations and symptom perception.
• Understanding expectancy's role is crucial for symptom management.

Purpose of the Study:

• To investigate how expectancy influences the experience of premenstrual symptoms.
• To differentiate between biological and psychological attributions for premenstrual changes.
• To assess the impact of expectancy on mood, cognition, and mother-child interactions.

Main Methods:

• 51 mothers of preschoolers were divided into three groups: biological cause, psychological cause, or no information.
• Expectancy was manipulated through informational interventions.
• Mood, cognitive function, and mother-child interactions were assessed at mid-cycle and premenstrually.

Main Results:

• The 'psychological cause' group reported lower symptom expectations, less negative mood, and fewer symptoms premenstrually.
• Groups receiving biological information or no information reported no change in symptoms and greater negative mood.
• All groups showed increased task persistence and positive mother-child interactions premenstrually.

Conclusions:

• Expectancy plays a significant role in enhancing or mitigating premenstrual symptoms.
• Attributing premenstrual symptoms to psychological factors, rather than biological ones, can reduce symptom severity.
• Interventions targeting negative societal myths may offer a pathway to improved premenstrual well-being.