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Erectile dysfunction may be the early warning predictor symptom of heart attack. However, the link between erectile dysfunction and the risk of heart disease is being ignored by doctors, writes Dr Geoffrey Hackett from the Good Hope hospital in Birmingham. Over many years Hackett reports regularly seeing patients referred with erectile dysfunction after a heart attack, only to hear that they had developed erectile dysfunction two to three years before - a warning sign ignored by their general practitioners. read more

A gene has been found activated in 70% of prostate cancer tumors, the same gene that has been discovered activated in a majority of breast cancer cases, report scientists at the George Washington University Medical Center led by Dr. Patricia Berg, who discovered and cloned the gene, and Dr. Arnold Schwartz. Berg is Professor of Molecular Biology and Biochemistry and directs a laboratory at George Washington University Medical Center in Washington, DC, and Schwartz is Professor of Pathology and practicing clinician at GWUMC. read more

A new study looking at unprotected intercourse within gay couples when each partner has established HIV-infection found a correlation between anti-HIV immune response and sexual activity. Study results showed that individuals who had regular unprotected receptive anal intercourse with partners with significant levels of HIV in their blood showed a stronger anti-HIV immune response.