**Meet the editor**

Olena Ivanivna Lutsenko studied the peculiarities of the cardiovascular system in elderly and old people for two years and received her master's degree in biology from Cherkasy National University named after Bohdan Khmelnytskyy. In 2011, she entered postgraduate studies in Cherkasy National University named after Bohdan Khmelnytskyy and began to work on the

features of menstrual cycle and its relationship to hemodynamics. She now works on research topics at the Hlukhiv National Pedagogical University of Alexander Dovzhenko and teaches medical and biological disciplines. She has published over 74 scientific works including five textbooks and two monographs. Recent studies focus on women's menstrual cycle and its relationship with body typology, the period of puberty, and healthcare of the younger generation.

Contents

**Preface VII**

Olena Lutsenko

Chapter 2 **Normal Menstrual Cycle 15**

Chapter 3 **Pre Menstrual Syndrome 43**

Chapter 4 **Secretory Phase and Implantation 55**

N. Taylor and Monique Monard

Chapter 5 **Menstrual Cycle and Physical Effort 67**

Chapter 6 **Premature Ovarian Insufficiency 97**

**Intensive Longitudinal Data 121** Kayla M. Joyce and Sherry H. Stewart

Magdalena Wiecek

Chapter 1 **Introductory Chapter: Regulation of Ovarian-Menstrual Cycle as a Systemic Problem of Physiology of Humans 1**

Barriga-Pooley Patricio and Brantes-Glavic Sergio

Preye Fiebai, Avwebo Ochuko Ukueku and Rosemary Ogu

Abdelhamid Benmachiche and Amel Dammene Debbih

Chapter 7 **Standardization of Menstrual Cycle Data for the Analysis of**

Courtney Marsh, Katelyn Schumacher, Warren B. Nothnick, Robert
