Semen and the process that sends it out of the penis are both a bit complicated.

Here's what your daybreak and nighttime boners reveal about your sexual health.

As it turns out, the testes are very connected to your overall well-being.

The penis tip's shape could be due to evolution or chance, but at least there no more spines.

Sperm consistency that's thick like mucus or thinner than usual is rarely cause for concern.

Normal levels of penile discharge vary widely but depend on the substance in question.

Does the size of your penis depend on your genetic heritage?

They can be temperamental, but lower hanging balls are often nothing to worry about.

Many conditions, not just STIs, should make guys think about sheathing their sword more often.

While shrinkage does happen to the penis, it doesn't last forever.

Issues in this organ affect testosterone's availability and may cause unwanted male symptoms.

A complicated problem is fixed by a standard procedure with myriad paths to success.

Primate study is the first to show SARS-CoV-2 infects prostate, penis and testicle tissues.

From a Prince Albert to other dick piercings and jewelry, there are pros and cons.

You're acquainted with the downstairs neighbors, but you might not be familiar with their house.

Your down-there companions have only a couple of functions, but they sure are busy.

The average length of the foreskin isn't easy to define, but it's also not a source of concern.

Lubricants are usually safe for penile use. Find one that agrees with your skin—and use plenty.

Clichés concerning penile length are based on dubious research, but the impact remains real.

Honest communication and an open mind are key when meeting a potential lover.

Spermatic cord block is a minimally invasive procedure used diagnostically and therapeutically.

Treatable in its early stages, this skin infection causes scrotal problems if ignored.

If climaxing is causing more 'ouch' than 'aah,' there could be a treatable source.

Whether it's dark, toned or different, from tip to balls, why is your dick that color?

A condition called hematospermia is surprising but not likely serious. Learn about the causes.

SRPE, a rare disorder, can be uncomfortable, but it shouldn't affect your sexual function.

From 'pencil dicks' to 'chodes,' from flaccid to hard, the truth about average girth.

Don't put it off any longer. It's time for a complete physical and other tests.

Whether men get circumcised for health or cosmetic issues, the outcomes are positive and proven.

Erections are great normally, but one that will not go away is a medical emergency.

Check out this handful of surprising scourges—there are many—that can affect your 'handful.'

From hyperpigmentation to sun exposure, there are plenty of explanations for penile freckles.

Whether soft or hard, some penises are veinier than others. Here's why.

Whether due to bacteria, STIs or prostate issues, unusual leaks are telling you to see a doctor.

Men shouldn't feel embarrassed to show a gym bulge while working out.

Men who are generously endowed—and their partners—will tell you to be careful what you wish for.

A curve, either left or right, that looks like it could cause an issue may need treatment.

Here's what's going to happen to your genitals as you get older, and it's not a pretty picture.

Whether you're a grower or shower depends on several factors, including genetics and age.

Sometimes your penis is more sensitive, sometimes it's less. Why does it change?

Ground Control to Major Tom, do your penis and testicles float in zero gravity?

From fractures to curves, here's a hard look into lesser-known penis problems.

Never ignore pain in your penis, because it may indicate a serious underlying problem.

Getting regular penis exams from your doctor is an important part of preventive healthcare.

Not all lumps in the testicles are created equal. A spermatocele is benign but needs attention.

Getting hit in the balls isn't always a cause for concern, but it helps to know why it hurts.

Are penile veins normal? And how do you know if something's wrong?

Here are some nuggets of information about everything that's packed into the scrotum.

A hard penis during defecation isn't abnormal, but it's probably not recurring for most guys.

It makes up a fraction of your penis, but the glans is pivotal to male health and sexuality.

Don’t panic—here's when you should consult a doctor about issues with your penis.

Knowing when your boys need an intervention—and acting quickly—could be the key to keeping them.

Nighttime erections aren't just a weird penis feature. They're an indication of overall health.

Pain and erectile issues are just two of the reasons to call the doctor—the sooner the better.

The size of a man's testicles can provide a fascinating insight into his well-being.

All those lies older kids told you in the schoolyard debunked at last.

Most dudes are familiar with the sensation, but it's nothing to get your boxers in a wad about.

The male reproductive system may look uncomplicated, but there’s a lot going on down there.

Penises come in all sizes and shapes. Learn to love what you have.