BACKGROUND Changes in the state of energy balance owing to changes in physical
activity may affect the reproductive system. We evaluated the association between physical …

STUDY QUESTION Do physical activity (PA), sitting time (ST) and body mass index (BMI)
affect fertility over a 15-year period in Australian women? SUMMARY ANSWER Moderate …

OBJECTIVE: To investigate the association between leisure-time physical activity (PA) and
fecundability. DESIGN: Prospective cohort study. SETTING: Internet-based observational …

Background Physical activity (PA) may protect against infertility by modulating the
hypothalamic-pituitary–gonadal axis, thereby reducing gonadotropin levels, elevating …

Physical activity is recommended during pregnancy, although strong evidence on
reproductive health is lacking. We present exercise habits and predictors of exercise during …

The reproductive system is tightly coupled with energy balance, and thereby changes in the
status of energy balance through changes in physical activity can impact on the reproductive …

Objective To examine the association between leisure time physical exercise during
pregnancy and the risk of miscarriage. Design Prospective study with elements of …

Background Physical activity (PA) and sedentary behavior have inconsistent effects on
fertility. High body mass index is associated with infertility but to our knowledge, very few …

Infertility is a worldwide issue impacting 15% of couples' population. Male‐related infertility
results in almost 50% of these cases. Considering lifestyle factors associated with infertility …

Purpose To evaluate the association between physical activity (PA) across the menstrual
cycle and reproductive function. Methods The BioCycle Study (2005–2007) followed 259 …