Am I Sure Enough for a Vasectomy? Deciding on Permanence | Dr. Theodore Cisu

The short answer: You don't need to be 100% certain. You need to have made the decision yourself, accepted that a vasectomy is permanent, and thought through whether a big life change, like a new partner, could make you want children later. If you're relying on a reversal or banked sperm as your real plan, it may be worth waiting.

Written by Theodore Cisu, MD, board-certified urologist. Based on the American Urological Association (AUA) Vasectomy Guideline (2026). Last reviewed November 2026.

Want to talk it through? That's what the consultation is for. Book a telehealth visit from home. No referral needed.

Nobody is 100% certain

Underneath most questions at a vasectomy consultation is one real question: how sure do I need to be?

No one can be completely certain they'll never want children again, and that's okay. For a man in his fifties with grown kids, "I'm done" comes easily. For a man in his twenties, life can look very different in fifteen years. The goal isn't perfect certainty. It's ruling out the situations most likely to lead to regret.

Regret after vasectomy is uncommon, and only a small minority of men ever seek a reversal. When regret does happen, it's usually because life changed in a way the man didn't expect, most often a new relationship with a partner who wants children. Research suggests regret is more likely in men who have a vasectomy at a younger age and in men who felt pressured into the decision.

Question one: whose decision is this?

Making an informed decision without pressure is one of the strongest protections against regret. Men who feel pushed into it, or who decide in a stressful moment such as a pregnancy scare, carry more risk.

Ask yourself plainly: is this my decision, made with my partner, or am I doing it for someone else? If you and your partner aren't on the same page, it's worth working that out first. Dr. Cisu is glad to have your partner join the telehealth consultation.

Question two: can you picture one more child?

Men with kids often describe the same gut check: "We have two, and I truly can't picture three." The number is different for every family. The feeling is usually clear.

Men without kids deserve the same respect and a bit more reflection, since more of life is still ahead. Being young or not having children isn't a reason to be turned away. It's a reason to be thorough.

The sperm-banking tell

If you're thinking about banking sperm "just in case," notice that hesitation. Banking is a reasonable choice for some men. But if the safety net is the only thing making you comfortable, it's often easier, financially and emotionally, to keep using other birth control a while longer.

It also helps to know what the fallback involves. A reversal is a longer microsurgery, usually not covered by insurance, and its success falls the longer you wait. Read more in Is a vasectomy reversible?

So, are you sure enough?

You're probably ready if:

• The decision is yours
• Your honest answer to "one more child?" is a settled no
• Your partner, if you have one, has the same information you do
• You've accepted that this is permanent, with reversal as a long-shot backup rather than a plan

It may be worth waiting if:

• Someone else wants this more than you do
• You're deciding in the middle of a crisis
• Reversal or banked sperm is your real plan
• You can picture a future, such as a new partner or a new chapter, where you'd want a child

There's no deadline. When you're at peace with the decision being permanent, a vasectomy is a simple, freeing choice. Until then, waiting costs you nothing.

Frequently asked questions

Do I need to already have kids?

No. Any well-informed adult can choose a vasectomy. Dr. Cisu will make sure you have the full picture.

Do I need my partner's permission?

No. It's your decision. Many men find it helps to involve their partner, and partners are welcome at the consultation.

Am I too young?

There's no minimum age beyond being an adult. Younger men are more likely to change their minds later, so the consultation spends a little more time on the decision.

I'm in a new relationship or second marriage. Should I get one?

It can be a great choice, as long as you've talked openly with your partner about whether either of you might want children together.

Is the consultation required?

Yes. Every vasectomy starts with a consultation, by telehealth from home or work, so you can ask questions and decide before you make the trip.

Sources

• American Urological Association. Vasectomy: AUA Guideline (2026), Part I and Part II.

This article is for general education and isn't a substitute for medical advice. Permanence, risks, benefits and alternatives are reviewed with you at your consultation.