BACKGROUND Semen quality is taken as a surrogate measure of male fecundity in clinical
andrology, male fertility, reproductive toxicology, epidemiology and pregnancy risk …

Despite significant advances in contraceptive options for women over the last 50 yr, world
population continues to grow rapidly. Scientists and activists alike point to the devastating …

Background Hormonal methods for safe, reliable, and reversible contraception based on the
suppression of spermatogenesis could soon become available. We have investigated the …

Androgens are essential for male development and the maintenance of male secondary
characteristics, such as bone mass, muscle mass, body composition, and spermatogenesis …

We conducted a 24-week open-label pilot study of testosterone (T) patch therapy in 23 men
with opioid-induced androgen deficiency (OPIAD). The T dosage was 5 mg/day for the first …

Background: This study was performed to assess spermatogenesis suppression and safety
of a new combination of an etonogestrel (ENG) implant combined with testosterone …

Context: Male hormonal contraceptive methods require effective suppression of sperm
output. Objective: The objective of the study was to define the covariables that influence the …

Answer questions and earn CME/CNE Breakthroughs in cancer diagnosis and treatment
have led to dramatic improvements in survival and the need to focus on survivorship issues …

Objective To determine factors that influence sperm recovery after T-associated infertility.
Design Clinical retrospective study. Setting Academic male-infertility urology clinic. Patient …

BACKGROUND: We assessed attitudes towards and acceptability of male hormonal
contraception among volunteers participating in a clinical trial of a prototype regimen …