This meta-analysis based on 9779 men showed an inverse association between overweight or obesity and abnormal sperm count. This relationship may be explained by different pathophysiological hypotheses.
COBISS.SI-ID: 249516
A total of 21 studies were included in the meta-analysis, resulting in a sample of 13077 men.Overweight and obesity were associated with an increase prevalence of azoospermia or oligozoospermia.
COBISS.SI-ID: 671660
Fertilization with spermatozoa without head vacuoles yielded higher number of morphologically normal zygotes, higher blastocyst rate and smaller proportion of arrested embryos than spermatozoa with vacuoles and other head defects.
COBISS.SI-ID: 249772