Obesity is a growing epidemic and a common problem among reproductive-age men that
can both cause and exacerbate male-factor infertility by means of endocrine abnormalities …

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 Despite the evidence of declining sperm counts worldwide and the increasing
prevalence of male infertility, there has been limited documentation of the potential causes …

The present updated systematic review and meta‐analysis aims to summarize the evidence
from published studies with low risk for any important bias (based on methodological quality …

Background The present study performed two distinct meta-analyses with common
outcomes (sperm parameters); one was performed in obese individuals (and non-obese …

Subfertility affects one in seven couples and is defined as the inability to conceive after 1
year of regular unprotected intercourse. This article describes the initial clinical evaluation …

Introduction Obesity negatively impact on the metabolism of sex hormones, leading to
reduced testosterone serum levels. However, how the obesity could negatively impact on …

There is awareness of likelihood of abnormal spermatozoa in obese men; however, results
from previous studies are inconclusive. Advances in computer‐aided sperm analysis …

This study aimed to analyse whether the functional quality of spermatozoa is associated with
body mass index (BMI). Semen samples were obtained from 1824 men undergoing fertility …

Metabolic syndrome (MetS) represents a cluster of conditions that have a negative impact on
human health overall. Its prevalence has been rapidly increasing worldwide and has …