Risk Factors

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Fertility Risk at Home for Men — and Their Dogs

Chemical contaminants could be playing a key role in soaring, worldwide male infertility rates. Even dogs are more infertile than before.

By Diane Domina

Men Can Get Thyroid Disease Too

Though it's eight times more likely in women, men can still get thyroid disease. Here are the symptoms, complications, and treatments men should know about.

By Mary Shomon

How Long Can Sperm Live Outside the Body?

Worried about a potential unwanted pregnancy? Learn about the lifespan of a sperm and put your mind at ease.

By Eileen Bailey

Erectile Dysfunction: Researchers Identify a Genetic Link

Researchers have identified a specific location in the human genome that’s associated with an increased risk for erectile dysfunction, also called impotence.

By Diane Domina

Is Anxiety or Stress Causing Your Erectile Dysfunction?

Some causes of ED can be related to feelings of guilt, shame, or worry. Here’s what you need to know.

By Jerry Kennard, Ph.D., CPsychol., AFBPsS

How Severe Asthma Differs for Women

Research shows that the severity of asthma, including hospitalizations and mortality, are higher for women than men.

By Stephanie Stephens

Teen Drinking and Prostate Cancer

Teen boys between 15 and 19 who drink have more than three times the risk of developing high-grade prostate cancer later in life than those who don’t drink.

By Diane Domina

6 Tips to Boost Male Fertility

Are you and your partner trying to conceive? Learn about lifestyle changes you can make to increase your sperm health and more.

By Robin Elise Weiss, Ph.D.

Male Fertility Problems: Causes and Treatments

Learn about the potential reasons for male infertility, from issues with sperm to chronic conditions.

By Robin Elise Weiss, Ph.D.

Assessment: Are You at Risk of Erectile Dysfunction?

Concerned about ED? Take this test to determine your level of risk for the condition.

By Eileen Bailey