Sexual Dysfunction
- Indian physician Dr. Sudhakar Krishnamurti provides information on a variety of sexual dysfunctions; site offers free consultation by email.
- http://www.andrology.com/

National Kidney and Urologic Diseases Information Clearinghouse: Erectile Dysfunction
- Fact sheet including illustrated information on the physiology of erection, causes of impotence, diagnosis, treatment and anticipated future treatment developments.
- http://kidney.niddk.nih.gov/kudiseases/pubs/impotence/index.htm

Impotence - Myths and Facts
- Questions and answers and personal experiences of writers, Terry and Hilary Phillips.
- http://www.radical.org.uk/impotence/

WebMD
- A consumer health site for Impotence, written and reviewed by doctors.
- http://my.webmd.com/medical_information/condition_centers/impotence/default.htm

Urolog
- Provides urological information for urologists, general practitioners and non-professionals.
- http://www.urolog.nl/

Performance Anxiety and Impotence
- An explanation of sexual performance anxiety in men and impotence.
- http://www.drdaveanddee.com/impotence.html

BUPA - Impotence Fact Sheet
- Concise factsheet on causes, symptoms and treatment of this condition. Factsheet can be downloaded in Acrobat format.
- http://hcd2.bupa.co.uk/fact_sheets/Mosby_factsheets/Impotence.html

Postgraduate Medicine: Erectile Function and Dysfunction
- Article details how an erection takes place and what can be done when it doesn't.
- http://www.postgradmed.com/issues/1999/02_99/jordan.htm

Spears and McLeod - Impotence Links
- Provides a variety of links to articles concerning the disease.
- http://www.yarmouth.org/ps/links/i/impotenc/

Urologic and Male Genital Diseases
- The Swedish medical university, Karolinska Institutet. A veritable goldmine of information about anything to do with disorders of the male genitals
- http://www.mic.ki.se/Diseases/c12.html