A testicular self-exam is a simple, quick check that most men never do, yet it’s a valuable habit. Testicular cancer, while relatively uncommon, is one of the most common cancers in younger men, and it’s highly treatable when caught early. A regular self-exam helps you notice changes early, when they’re most treatable. This guide covers how to do a testicular self-exam, what to look for, and when to see a doctor, all in a simple, matter-of-fact way, because it’s important health information.
Why Testicular Self-Exams Matter
Here’s why this simple habit is useful:
Testicular cancer is one of the most common cancers in younger men. While testicular cancer is relatively uncommon overall, it’s notably one of the most common cancers in men roughly aged 15 to 45. So for younger men especially, it’s a relevant health concern (more so than some cancers associated with older age).
It’s highly treatable when caught early. This is the crucial point. Testicular cancer has a very high cure rate, especially when detected early. Catching it early (when it’s small and localised) makes treatment more effective and less extensive. So early detection matters.
Self-exams help you notice changes early. By regularly checking, you become familiar with what’s normal for you, so you can notice any changes (like a lump) early and get them evaluated promptly, rather than a problem going unnoticed. This is the whole value: familiarity enables early detection.
So a testicular self-exam is a simple, one-minute habit that can help catch a highly-treatable cancer early. That’s a worthwhile trade for a quick monthly check, and it fits alongside the other preventive health habits worth building (see the men’s health checklist by decade and symptoms men should not ignore).
How to Do a Testicular Self-Exam
It’s simple and takes about a minute. Here’s how:
When to do it: The best time is during or after a warm shower or bath, when the scrotal skin is relaxed, making it easier to feel the testicles. Do it about once a month to stay familiar with what’s normal for you.
The steps:
- Check one testicle at a time. Gently hold and examine each testicle separately.
- Roll the testicle gently between your thumb and fingers, feeling the entire surface. Use both hands.
- Feel for the whole surface: you’re checking the testicle for any lumps, swelling, changes in size, or changes in how it feels.
- Note what’s normal. It’s normal to feel a soft, tube-like structure at the back of each testicle: this is the epididymis (which carries sperm), not a lump. Knowing this is normal prevents false alarms. The testicles themselves should feel smooth, firm but not hard, and it’s normal for one testicle to be slightly larger or hang slightly lower than the other.
- Repeat with the other testicle.
The goal is to become familiar with the normal size, shape, and feel of your testicles, so you can notice any changes over time. Doing it regularly (monthly) builds that familiarity.
What to Look For
During your self-exam, check for:
- A lump or swelling on or in a testicle (even a small, painless lump, testicular cancer lumps are often painless)
- A change in size of a testicle (enlargement or shrinking)
- A change in how a testicle feels (a hardness or change in consistency)
- A feeling of heaviness in the scrotum
- A dull ache or discomfort in the testicle, scrotum, or groin (though cancer is often painless)
- Any noticeable change from what’s normal for you
The most important sign to watch for is a lump or swelling, especially a painless one. Remember, the tube-like epididymis at the back is normal, but a lump on the testicle itself warrants evaluation.
When to See a Doctor
This is important: if you notice a lump, swelling, change in size or consistency, or any other change or concern, see a doctor promptly. Don’t wait or hope it goes away, and don’t let embarrassment stop you.
A few key points:
- Most lumps and changes are not cancer: many turn out to be benign (like a cyst or other harmless condition). So finding something doesn’t mean you have cancer. But it does need checking, because you can’t tell benign from serious yourself.
- Getting it evaluated promptly is what matters. If it is testicular cancer, catching it early dramatically improves outcomes (which are already very good). If it’s benign, you get reassurance. Either way, evaluation is the right move.
- A doctor can properly assess it (through examination and, if needed, an ultrasound or other tests).
So the rule is simple: notice a change, see a doctor. It’s a quick evaluation that either provides reassurance or catches something early, and there’s no place for embarrassment when it comes to your health (see symptoms men should not ignore for other warning signs worth acting on).
What the Screening Guidelines Say
You should know this, because it seems to contradict the rest of this page. The US Preventive Services Task Force recommends against screening for testicular cancer in men who have no symptoms. That covers both routine self-exams and routine checks by a doctor. It gives this a grade D, meaning it judges the benefits to be small or absent, or outweighed by the harms.
Why they reached that view
Three reasons. Testicular cancer is uncommon. It is among the most curable cancers, including when it is found at a later stage. And there is no good evidence that routine screening catches it earlier than men noticing a change on their own. Against that, screening produces false alarms, anxiety, and scans or procedures for lumps that turn out to be harmless.
Not everyone agrees. Some clinicians have argued in the medical literature that the grade should be changed to “insufficient evidence” rather than a recommendation against. The debate is live.
How to square this with checking yourself
The recommendation is against a formal screening routine. It is not against knowing what is normal for your own body. Most testicular cancers are found by men who notice something themselves: a lump, swelling, a change in size or feel, or a heavy ache.
So a reasonable middle path is this. Know what is normal for you, which the steps above will teach you. Notice if something changes, often simply in the shower. Do not turn it into an anxious monthly inspection. And if you do find a change, see a doctor promptly rather than waiting to see if it goes away. That part everyone agrees on.
Frequently Asked Questions
How do I do a testicular self-exam?
During or after a warm shower, examine one testicle at a time, gently rolling it between your thumb and fingers to feel the entire surface, checking for lumps, swelling, or changes in size or consistency. The soft tube-like epididymis at the back is normal. Do it about monthly to stay familiar with what’s normal for you.
Why should I do a testicular self-exam?
Because testicular cancer is one of the most common cancers in younger men (roughly 15 to 45) and is highly treatable when caught early. Regular self-exams help you notice changes (like a lump) early, when treatment is most effective. It’s a simple, one-minute habit with real value.
What should I look for in a testicular self-exam?
Check for a lump or swelling (especially a painless one), a change in size or consistency of a testicle, a feeling of heaviness, or any dull ache or change from normal. The most important sign is a lump on the testicle itself (the soft tube-like epididymis at the back is normal).
Is a lump on my testicle cancer?
Not necessarily, most testicular lumps and changes turn out to be benign (like a cyst or other harmless condition). But you can’t tell benign from serious yourself, so any lump, swelling, or change warrants prompt evaluation by a doctor, both to catch anything early and to get reassurance if it’s benign.
When should I see a doctor about my testicles?
See a doctor promptly if you notice a lump, swelling, change in size or consistency, a feeling of heaviness, persistent ache, or any change or concern. Don’t wait or let embarrassment stop you, most changes are benign, but prompt evaluation catches anything serious early, when it’s most treatable.
The Bottom Line
A testicular self-exam is a simple, one-minute habit that most men skip but that’s worth doing, because testicular cancer, while relatively uncommon overall, is one of the most common cancers in younger men (roughly aged 15 to 45) and is highly treatable when caught early. To do it, examine one testicle at a time during or after a warm shower, gently rolling each between your thumb and fingers to feel the whole surface, checking for lumps, swelling, or changes in size or consistency, and doing it about monthly to stay familiar with what’s normal for you (the soft tube-like epididymis at the back is normal).
Watch especially for a lump or swelling, often painless. And crucially, if you notice any lump, swelling, or change, see a doctor promptly, most turn out to be benign, but you can’t tell yourself, and prompt evaluation catches anything serious early (when outcomes are already very good) or provides reassurance. Don’t let embarrassment stop you, this quick check and prompt follow-up is a simple, valuable part of looking after your health.
This article is for informational purposes only and does not constitute medical advice. If you notice any lump, swelling, or change in your testicles, consult a qualified healthcare professional promptly.
Sources
- National Cancer Institute, Testicular Cancer
- Lin K et al. Screening for testicular cancer: an evidence review for the U.S. Preventive Services Task Force. Ann Intern Med, 2010
- Cheng L et al. Testicular cancer. Nat Rev Dis Primers, 2018
- US Preventive Services Task Force: Testicular Cancer Screening.
- From D to I: a critique of the current USPSTF recommendation for testicular cancer screening.