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Palpitations in midlife women: the Menopause Racing Heart Pilot Study.

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Midlife women experiencing palpitations often have lower heart rate variability and atrial tachycardia. Palpitations correlate with vasomotor symptoms and diabetes, warranting further cardiovascular health research.

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Area of Science:

  • Cardiology
  • Women's Health
  • Menopause Research

Background:

  • Palpitations are common in midlife women, potentially impacting cardiovascular health and longevity.
  • Limited knowledge exists regarding electrocardiogram (ECG) findings, real-time symptom reporting, and correlates of palpitations in this demographic.

Purpose of the Study:

  • To compare ECG findings, real-time palpitations reporting, and potential correlates in midlife perimenopausal and postmenopausal women with and without palpitations.
  • To generate hypotheses for future research on palpitations in midlife women.

Main Methods:

  • A prospective, longitudinal, descriptive, comparative pilot study involving 30 midlife women (15 with, 15 without palpitations).
  • Participants wore ambulatory ECG patches for 14-28 days, prospectively recorded palpitations via event buttons and daily diaries, and completed questionnaires.
  • Collected data included vasomotor symptoms, blood samples, and demographic/clinical variables.

Main Results:

  • No significant differences in age or menopausal status between groups.
  • The palpitations group exhibited significantly lower heart rate variability and longer runs of atrial tachycardia.
  • Palpitations occurred during both altered rhythms and normal sinus rhythm, with nocturnal occurrences noted.
  • Symptom reporting correlated with vasomotor symptoms and diabetes, but not demographics, clinical variables, biomarkers, anxiety, or somatosensory awareness.

Conclusions:

  • This pilot study identified hypothesis-generating differences in ECG findings and correlates of palpitations in midlife women.
  • Further investigation in larger studies is warranted to understand the long-term cardiovascular implications.