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The Association of Sexual Intercourse During Pregnancy With Labor Onset
Coitus Pregnancy Gestational Age Labor Onset
2015/10/16
Background: Pregnancy is one of the most critical periods in women's lives. Sexual relationships change in this period. Monitoring of uterine contractions has been shown increase in uterine activity a...
The Transition of Adolescent Males To First Sexual Intercourse：Anticipated or Delayed?
Adolescent Males sexual activity broadens First Sexual Intercourse
2009/9/17
CONTEXT: Recognition of the different social, psychological and behavioral contexts within which adolescents initiate sexual activity broadens the understanding of teenage sexual behavior beyond the t...
Effects of a Parent-Child Communications Intervention on Young Adolescents' Risk for Early Onset of Sexual Intercourse
Parent-Child Communications Sexual Intercourse Young Adolescents
2009/9/16
Context: The quality of parent-child communications about sex and sexuality appears to be a strong determinant of adolescents' sexual behavior. Evaluations of interventions aimed at improving such com...
Endocrinological, biophysical, and biochemical parameters of semen collected via masturbation versus sexual intercourse
semen masturbation sexual intercourse
2009/2/12
In clinical programs of assisted reproduction involving infertile males, it is essential to obtain semen of maximum quality. To evaluate ways of achieving this objective, and to assess the fertilizi...
Forced Sexual Intercourse Among American High School Students: Statistical Correlates from a National Survey
Forced Sexual Intercourse American High School Students American High School Students
2008/5/2
Clinicians and educators alike seek to understand the associations between forced sex and depression, substance abuse, suicide, and sexually transmissible diseases. We sought to determine whether sel...