Here you can find practice guidelines, clinical reports, interactive tools, and other resources designed for health care providers.
CDC - Sexual Health from the Centers for Disease Control and Prevention
Culture, Health & Sexuality: An International Journal for Research, Intervention and Care
A Guide to Taking a Sexual History from the Centers for Disease Control and Prevention
Handbook on Female Sexual Health and Wellness 
High Tech Sex Ed, a segment from National Public Radio
International Technical Guidance on Sexuality Education: An evidence-informed approach for schools, teachers and health educators from the UN Educational, Scientific and Cultural Organization
Intimate Partner Violence and Sexual Violence Victimization Assessment Instruments for Use in Healthcare Settings from the CDC
Meeting the Sexual and Reproductive Health Needs of People Living With HIV from the Guttmacher Institute
National Survey Shows 70% of Women Have Experienced a Sexual Health Issue from Sex and A Healthier You 
Proceedings: Advancing Prevention Technologies for Sexual and Reproductive Health from the Alliance for Microbicide Development
Resources for Sex Educators from Advocates for Youth
Sex and A Healthier You survey findings 
Sex and STD/HIV Education from the Guttmacher Institute
SexEdLibrary from the Sexuality Information and Education Council of the United States (SIECUS)
Sexual Health Fundamentals for Patient Care 
Sexual Health for the Millennium: A Declaration and Technical Document from the World Association for Sexual Health (available in English, Spanish and French)
Silenced Bodies: Conversations with Gay Men, Bisexual & Transgender Persons, and Queer Women of Color on Sexual & Reproductive Health,
Rights & Justice from the Pro-Choice Public Education Project and the Lesbian, Gay, Bisexual & Transgender Community Center
What You Need to Know fact sheets: Female Sexual Response
What You Need to Know fact sheets: Talking to Patients About Sexuality and Sexual Health 
When the Patient Asks: Why can't I have an orgasm? from the Journal of the American Academy of Physician Assistants