Yi-Xin Wang

OBJECTIVE: To prospectively assess the effect of endometriosis and uterine fibroids on the long term risk of premature mortality (younger than 70 years). DESIGN: Prospective cohort study SETTING: The Nurses' Health Study II, United States …

OBJECTIVE: To investigate the association between infertility and the incidence of invasive cancer. DESIGN: Prospective cohort study (1989-2015). SETTING: Not applicable. PATIENT(S): A total of 103,080 women aged 25-42 years in the Nurse…

BACKGROUND: Women are at greater risk than men of developing chronic inflammatory conditions and "long COVID." However, few gynecologic health risk factors for long COVID-19 have been identified. Endometriosis is a common gynecologic disord…

PURPOSE: Research on infertility and risk of breast cancer has been conflicting, potentially because many well-established breast cancer risk factors, such as pregnancy history, are strongly correlated with infertility. METHODS: We followe…

Background Certain symptoms associated with infertility are associated with cardiovascular disease, including menstrual cycle irregularity, early menopause, and obesity; however, few studies have investigated the association between inferti…

BACKGROUND: Despite anecdotal reports, the impacts of SARS-CoV-2 infection or COVID-19 vaccination on menstrual health have not been systemically investigated. OBJECTIVE: This study aimed to examine the associations of SARS-CoV-2 infection…

BACKGROUND: Infertility has been associated with common chronic non-communicable diseases. However, the association of infertility with long-term mortality is unclear. METHODS: We followed 101,777 women aged 25-42 years at enrollment betwe…

BACKGROUND: Breastfeeding has been associated with a reduced maternal long-term risk of chronic diseases, but its association with mortality is poorly known. METHODS: We included 166,708 female United States (US) nurses from the Nurses' He…

IMPORTANCE: Menstrual cycle characteristics may be associated with an increased risk of cardiovascular disease (CVD). However, existing studies are limited, and few have explored the mediating role of established CVD risk factors. OBJECTIV…

Abstract Background Endometriosis is a chronic hormonal inflammatory disease characterized by the presence of endometrial tissue outside the uterus. Endometriosis often causes infertility, which affects the body and mind of patients and the…

BACKGROUND: Endometriosis is a chronic hormonal inflammatory disease characterized by the presence of endometrial tissue outside the uterus. Endometriosis often causes infertility, which brings physical and mental pain to patients and their…

AIMS/HYPOTHESIS: Menstrual cycle dysfunction has been associated with many endocrine-related diseases, but evidence linking menstrual cycle dysfunction with gestational diabetes mellitus (GDM) is scant. The current study investigated the as…

IMPORTANCE: Menstrual cycle dysfunction is associated with insulin resistance, a key feature early in the pathogenesis of type 2 diabetes. However, the evidence linking irregular and long menstrual cycles with type 2 diabetes is scarce and …

OBJECTIVE: To evaluate whether irregular or long menstrual cycles throughout the life course are associated with all cause and cause specific premature mortality (age <70 years). DESIGN: Prospective cohort study. SETTING: Nurses' Health S…

BACKGROUND: Phthalates, a class of endocrine disruptors, have been demonstrated to accelerate loss of ovarian follicle pool via disrupting folliculogenesis, and lead to diminished ovarian reserve. However, human data are limited. Here, we a…