Teens More Cautious About Sex When Parents Set Rules, Study Finds

MONDAY, Nov. 30, 2015 (HealthDay News) -- A new analysis suggests that parents who set rules and keep tabs on their teenagers may have kids who are more cautious about sex.

Progesterone May Not Help Prevent Repeat Miscarriage, Study Finds

WEDNESDAY, Nov. 25, 2015 (HealthDay News) -- Taking progesterone supplements in the first trimester of pregnancy may not improve the odds of motherhood for women with a history of miscarriage, a new study finds.

More Could Benefit from HIV Prevention Pill Truvada

TUESDAY, Nov. 24, 2015 (HealthDay News) -- Too few Americans who are at risk for HIV infection are taking Truvada -- a daily pill that could protect them against the virus that causes AIDS, federal health officials report.

Columbus Did Not Bring Syphilis Back to Europe, Research Shows

MONDAY, Nov. 23, 2015 (HealthDay News) -- It's a common notion that after discovering America, Columbus and his crew then brought back the scourge of syphilis to Europe.

Wives Worry, Husbands Get Frustrated When Problems Arise

THURSDAY, Nov. 19, 2015 (HealthDay News) -- Problems in long-term marriages trigger much different responses in wives and husbands, a new study finds.

Could Viagra Help Prevent Type 2 Diabetes in Those at Risk?

WEDNESDAY, Nov. 18, 2015 (HealthDay News) -- The impotence drug Viagra may help ward off type 2 diabetes in people already at risk for the illness, a small new trial suggests.

Once-a-Week Sex Makes for Happy Couples: Study

WEDNESDAY, Nov. 18, 2015 (HealthDay News) -- An active sex life is important to couples' happiness, and they don't have to go at it like rabbits -- those who make love once a week are happiest, a new study suggests.

1 in 6 Female College Freshmen Raped While Incapacitated: Study

WEDNESDAY, Nov. 18, 2015 (HealthDay News) -- More than one in every six freshmen women are raped during their first year at college while too drunk or drugged to fend off their attacker, a new U.S. study reports.

Syphilis, Gonorrhea, Chlamydia Rates Rising for First Time in Years: CDC

TUESDAY, Nov. 17, 2015 (HealthDay News) -- The number of cases of three key sexually transmitted diseases increased last year for the first time since 2006, concerned U.S. health officials reported Tuesday.

Charlie Sheen: I'm HIV-Positive

TUESDAY, Nov. 17, 2015 (HealthDay News) -- Actor Charlie Sheen acknowledged Tuesday that he is infected with HIV, the virus that causes AIDS.