Context Male infertility is defined as the inability to conceive following 1 year of regular
unprotected intercourse. It is the causative factor in 50% of couples and a leading indication …

The prevalence of obesity and overweight are increasing and have become an epidemic
worldwide. Obesity has detrimental influences on all systems, including reproductive health …

BACKGROUND The global obesity epidemic has paralleled a decrease in semen quality.
Yet, the association between obesity and sperm parameters remains controversial. The …

BACKGROUND The prevalence of obesity is increasing worldwide, with a corresponding
increase in overweight and obese patients referred with infertility. This systematic review …

This systematic review investigated the effect of paternal obesity on reproductive potential.
Databases searched were Pubmed, Ovid, Web of Science, Scopus, Cinahl and Embase …

Obesity is considered a global health problem affecting more than a third of the population.
Complications of obesity include cardiovascular diseases, type 2 diabetes mellitus …

It is estimated that infertility affects 8–12% of couples globally, with a male factor being a
primary or contributing cause in approximately 50% of couples. Causes of male subfertility …

Background Oligo‐astheno‐teratozoospermia is frequently reported in men from infertile
couples. Its etiology remains, in the majority of cases, unknown with a variety of factors to …

STUDY QUESTION What is the relationship between body size, physical activity and semen
parameters among male partners of couples attempting to become pregnant? SUMMARY …

Semen analysis is the first step to identify male factor infertility. Standardized methods of
semen analysis are available allowing accurate assessment of sperm quality and …