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These people have more casual attitudes toward sex, study says.
A urologist lends his expertise on the dangers of ED medication.
Guys can see a boost to sex and quality of life, researchers say.
Great news for the alarming rates of STIs people contract each year.
The unsettling truths behind people's sexual behavior.
The delivery service could conquer the growing epidemic.
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What to try if you get anxious with new partners.