Background: Previous studies have shown that nicotine enhances oxidative DNA damage
and leads to increased lipid peroxidation, which affects embryo development. The present …

Objective. Increasing use of infertility treatment and a decline in demographic fertility in
some countries have raised concern whether human fecundity is declining or has declined …

US men experience substantial sexual and reproductive health needs across the life span. A
significant barrier for providers in serving men in family planning, primary care, and sexually …

Objective Studies of secondhand smoke (SHS) exposure especially childhood SHS
exposure and pregnancy loss are limited. We used baseline data of the Guangzhou Biobank …

We know little about the effects of the reproductive health burden in contexts where unsafe
abortions, miscarriages, stillbirths, and low-quality maternal care are common. The aim of …

Background Previous research has demonstrated a relationship between prepubertal
alcohol and tobacco use and delayed pubertal characteristics in girls. Although, laboratory …

There is accumulating evidence demonstrating that positive lifestyle modification and the
optimization of the preconceptual period can influence the reproductive potential for both …

Introduction: According to the World Health Organization, infertility is defined as the inability
to conceive following 12 months of regular unprotected sexual intercourse. Cigarette …

Background: There is growing evidence that damage to spermatozoa by reactive oxygen
species (ROS) plays a key role in male infertility. This study was done to review the role of …