STUDY QUESTION: Are insufficient 25-hydroxyvitamin D (25(OH)D) concentrations, and other markers of vitamin D metabolism, associated with premenstrual symptoms in healthy women with regular menstrual cycles? SUMMARY ANSWER: 25(OH)D insuffi…
BACKGROUND: Vitamin D deficiency during pregnancy is associated with adverse pregnancy outcomes, although the association between preconception vitamin D concentrations and livebirth is unknown. We aimed to assess the association between pr…
OBJECTIVE: To assess the effects of both male and female body mass index (BMI), individually and combined, on IVF outcomes. DESIGN: Prospective cohort study. SETTING: University fertility center. PATIENT(S): All couples undergoing first …
Large-scale medical sequencing provides a focal point around which to reorganize health care and health care research. Mobile health (mHealth) is also currently undergoing explosive growth and could be another innovation that will change th…