This article explains why physical activity is part of ADPKD care, how everyday exercise, organized sports, and contact or collision sports raise different questions, what your nephrologist weighs when a specific sport comes up, and how to start a conversation about it. It provides background and vocabulary, not medical advice. Whether a particular sport makes sense for you depends on your own health and is worked out with your clinician, your family, and the people who look after you.

One thing is worth saying at the top, because a lot of people assume the opposite. Being active is good for you, and having ADPKD does not change that.[1,2] Exercise is not something you get away with despite ADPKD. It is part of taking care of yourself with ADPKD.[3]

Why activity is part of the picture, not against it

Blood pressure is a big part of why. In ADPKD, high blood pressure is not just a side issue. It tends to show up early, sometimes while kidney function is still completely normal, and it is linked to how the disease progresses over time.[2] Staying active is one of the things that helps with blood pressure, which is why clinicians treat regular activity as part of ADPKD care rather than as a risk to be managed.[1–3]

There is also the ordinary reason, which counts just as much. Sports are how a lot of people your age have friends, structure, and something that belongs to them and is not about being a patient.

When researchers interviewed adolescents with ADPKD internationally about what the condition costs them day to day, avoiding sports came up alongside pain and disrupted school.[4] Sitting out is itself one of the burdens, not a neutral safe choice. Worth holding onto if you catch yourself assuming the cautious answer is automatically the right one.

Three different questions people call “sports”

Part of what makes this confusing is that one word covers three different situations, and they do not get the same answer.

Everyday activity and exercise. Walking, running, biking, swimming, lifting, dance, yoga, the gym, messing around outside. This is the category kidney guidance actively encourages. For most people with ADPKD, this is not a question that needs a decision.[1,2]

Organized sports without heavy contact. Track, cross country, swimming, tennis, golf, crew, volleyball. The activity itself is not usually the issue here. What sometimes comes up instead is practical: heat, long practices, how much you are drinking, and what to do on a day when you have pain or you feel wiped out.

Contact and collision sports. Football, hockey, rugby, wrestling, lacrosse, martial arts, boxing, and similar sports where getting hit is part of the game rather than an accident. This is the only category that regularly gets its own conversation, and it is worth understanding why.

Why contact sports get their own conversation

In ADPKD, cysts grow in the kidneys, and over time the kidneys can become larger than usual. A hard, direct hit to the back or side of the abdomen can cause a cyst to bleed. Usually that means blood in the urine, which looks alarming and often settles on its own. Rarely, bleeding can be more serious and needs medical care.[5,6]

Two things are true at once, and it is worth holding both.

The first: this is uncommon. Guideline authors writing specifically about children and teenagers with ADPKD say that cyst bleeding related to contact sports is rare, and that children with ADPKD should not be restricted from physical activity because of it.[2] The starting point is not exclusion.

The second: the concern is not imaginary, and it is not the same for everybody. The people it applies to most are those whose kidneys or liver are noticeably enlarged, because there is simply more organ sitting where a hit can land.[1] That is why the advice is individualized rather than a blanket rule. Two people can both have ADPKD and get different answers, and neither answer is wrong.

This is also why the honest response to “can I play football” is usually not yes or no from an article. It is: this depends on facts about you, and someone who has seen your imaging needs to be in the conversation.[7]

Here is how it more often goes. You are fifteen. When you were nine, someone at an appointment said something about football, and the room went quiet, and you never brought it up again. You have not played since. Nobody looked at an image, nobody weighed anything, and nobody ever actually said no. There was one comment, and then years of not asking. That is the most common way this goes wrong, and the useful thing to know is that it is fixable. The conversation you have not had is usually shorter than you think.

If ADPKD runs in your family and you have not been tested

Everything above assumes someone has looked at your kidneys. Plenty of people reading this are in a different spot: ADPKD is in the family, and you have never been tested or imaged, or you do not know whether you have been.

If that is you, nobody can tell you your kidneys are enlarged, because nobody knows. So the contact-sport conversation does not have the same starting point for you that it has for someone with a diagnosis.

Worth saying clearly: whether to get tested is a much bigger decision than a sports decision, and it is not one to make because of a tryout. Kidney guidelines treat testing an at-risk young person as something to work through carefully, with a pediatric nephrologist, the people raising you, and you.[1,2] It has consequences well beyond a season. If it is on your mind, it deserves its own conversation rather than being decided sideways by a permission slip.

What your nephrologist is actually weighing

It can feel like a verdict handed down for reasons nobody explains. It is more concrete than that. When your nephrologist thinks about a specific sport for a specific person, these are the kinds of things in play:

  • How big your kidneys are, and how many cysts there are. This is usually the central one for contact sports, and it comes from imaging, not from how you feel.
  • Whether you have had blood in your urine before, and what brought it on.
  • Whether you get pain, how often, and what tends to set it off.
  • Your blood pressure, including whether it is being treated.
  • Your kidney function, from lab work.
  • The specific sport. Wrestling, hockey, and cross country are not one question. Even within a sport, position can matter.

Most of these change over time. An answer you got at eleven was an answer about the kidneys you had at eleven. If it has been a few years, it is fair to ask for the question to be looked at again.

Two things are worth knowing about how clinicians approach sports for young people with any medical condition. First, the standard is a specific assessment of this person for this sport, not a list of banned conditions.[8] Second, the usual result is a qualified yes with adjustments, not disqualification.[8] Being ruled out of everything is rare, and it is not the expected outcome here.

People who may be able to help

  • Your kidney doctor or care team. The only people who can answer the contact-sport question for you specifically.
  • Whoever does your sports physical. They may not know you have ADPKD unless you say so, and they can talk to your care team if they have questions.
  • Your parent or guardian. For most people under 18, they are formally part of this decision. Worth knowing whether their hesitation is medical or worry, because those are answered differently.
  • Athletic trainers and coaches. Only if you choose to tell them. A trainer who knows can respond sensibly if something happens instead of guessing.
  • Your school nurse and PE teacher. If any adjustment is agreed on, they are usually who makes it real day to day. If you have a 504 plan, agreed PE adjustments may be written into it. (A separate PKD Bridge article addresses 504 plans.)

How to start the conversation

There is no form to file here and no meeting to request. That can make it harder to start rather than easier, because nothing prompts it. A few things help.

Pick a normal appointment. The worst time to raise this is the week of tryouts, or right after something has gone wrong. At a routine visit there is time to talk, and nothing has to be decided that day.

Use the sports physical. If you need one for school, that is the natural moment. Say you have ADPKD, or that it runs in your family, even if you feel fine and even if nobody asks.

You do not have to be the one who asks. If you would rather not raise it yourself, ask a parent or guardian to bring it up at your next appointment. You can be in the room without running the conversation.

Be specific about the sport. “I want to play lacrosse, is that a problem?” gets a better answer than “is sport okay for me.” The more specific the question, the more specific the answer can be.

Questions worth asking

You do not have to lead the conversation to have questions in it. These are starting points, not a script, and none of them will fit everyone. Bring the ones you actually care about and leave the rest.

For your clinician:

  • Given my imaging, are contact sports something I should be thinking about, or not really an issue for me?
  • Are there specific sports you would want to talk about before I sign up?
  • If I play, what should I watch for afterward?
  • Would blood in my urine be an emergency, or something to call about?
  • Should I be doing anything different on practice days, especially in the heat?
  • If I get hurt or sore, what can I take for it, and what should I avoid?
  • When should we look at this again?

For a parent or guardian:

  • Has a doctor actually told us I should not play, or is this something we have been assuming?
  • Is this a worry, or is it something my care team said? (Both are worth talking about. They are not the same conversation.)
  • Can we ask about this at my next appointment?

For a coach or athletic trainer, if you decide to tell them:

  • Here is the one thing my doctor wants me to watch for. Can I tell you what it is?
  • If I need to sit out part of a practice, can that be handled without a whole discussion about it?
  • Are there positions or drills where this would matter less?

For yourself:

  • What do I actually want here: this specific sport, or being on a team?
  • Do I want my coach to know, or not? (A separate PKD Bridge article addresses disclosure conversations.)
  • If the answer is a modification rather than a no, can I live with that version?

When to bring in your care team

Most of this is a planning conversation, not an urgent one. A few things are urgent.

Call your care team, or have an adult call, if you see blood in your urine, especially after a hit or a fall. It is a known thing in ADPKD and it is not automatically a crisis, but it is something your team should hear about rather than something to sit on.[1,5] Ask them in advance what they want you to do, so you are not deciding in the moment.

Get medical care right away for a hard hit to your back or side followed by pain that keeps getting worse, dizziness or feeling like you might pass out, or pain out of proportion to what happened.

Bring it up at a regular visit if you are getting pain during activity that you did not used to get, if you are avoiding things because you are worried, or if you want the sports question revisited.

Ask before you take anything marketed for performance, size, or strength. Products like protein powders, pre-workout, and energy products can contain ingredients that affect blood pressure, and they are not regulated the way medicines are. Kidney guidelines specifically say to avoid anabolic steroids, and to avoid creatine supplements if you have kidney disease.[1] If someone hands you something in a locker room, that is a question for your care team, not for the person handing it to you. Same with over-the-counter pain relievers after a game: ask which ones are fine for you.

Things to think about before deciding

It is rarely all or nothing. Framing it that way makes the decision harder than it is. Sometimes the answer is a modification: a different position, a different level, protective gear, a plan for hard days. Sometimes it is a swap, and the swap is not a downgrade. Plenty of people find something they like better in the process.

Check whether anyone actually said no. Sometimes the answer is genuinely yes, no restrictions, and it is worth making sure you heard that.

You set the pace. If you are not ready to have this conversation, you can read this and do nothing with it. Nothing here has to happen on a schedule.

What this can feel like

Being told to be careful about your own body, by people who love you, is a strange kind of frustrating. It is hard to be angry about it, because nobody is being unfair on purpose. It just sits there.

Some of this is grief, honestly. If a sport was your thing and it becomes complicated, that is a real loss, and it does not need to be reasonable to be real.

Some of it is not wanting to be the kid with the condition. Being pulled out of a drill, or having a coach look at you differently, can feel worse than the thing itself. That is not you being dramatic. In the international study of adolescents with ADPKD, being treated differently and the social side of the condition came up alongside the physical symptoms.[4]

And some of it is fear running the other way: not knowing what is actually risky, so treating everything as risky. That one gets better with information, not with time.

If any of this is sitting heavily on you, tell someone: a parent, a friend, a school counselor, or your care team. Your care team is used to this conversation and it is a normal thing to raise with them.

The bottom line

Being active is good for you, and ADPKD does not change that. Kidney guidelines for young people with ADPKD say to follow the same general advice about physical activity that applies to everyone your age, and cyst bleeding related to contact sports is rare enough that being kept out of activity is not the expected starting point.[1,2] The contact-sport question is real, but it is narrow, it turns on facts about your own kidneys, and for most people the answer is not no.

This article provides educational information to help you begin a conversation. It is not medical advice, legal advice, school advocacy, counseling, or crisis support. There is very little research on adolescents with ADPKD and sports specifically. Some of what is here comes from ADPKD guidance written mostly with adults in mind, and some from general pediatric sports-medicine guidance not specific to ADPKD, so it should be used cautiously as a starting point. For individualized decisions, talk with your clinician, your parent or guardian, and, where a specific sport is involved, your nephrologist.

References

  1. Devuyst O, Ahn C, Barten TRM, Brosnahan G, Cadnapaphornchai MA, Chapman AB, Cornec-Le Gall E, Drenth JPH, Gansevoort RT, Harris PC, Harris T, Horie S, Liebau MC, Liew M, Mallett AJ, Mei C, Mekahli D, Odland D, Ong ACM, Onuchic LF, Pei YPC, Perrone RD, Rangan GK, Rayner B, Torra R, Mustafa R, Torres VE. KDIGO 2025 Clinical Practice Guideline for the Evaluation, Management, and Treatment of Autosomal Dominant Polycystic Kidney Disease (ADPKD). Kidney Int 2025 Feb;107(2S):S1–S239. doi: 10.1016/j.kint.2024.07.009
  2. Van Reeth OE, Cadnapaphornchai MA, Liebau MC, Earley A, Torres V, Devuyst O, Mekahli D. KDIGO 2025 ADPKD guideline through pediatric eyes. Pediatr Nephrol 2026 May;41(5):1243–1247. doi: 10.1007/s00467-025-07071-y
  3. Capelli I, Lerario S, Aiello V, Provenzano M, Di Costanzo R, Squadrani A, Vella A, Vicennati V, Poli C, La Manna G, Baraldi O. Diet and Physical Activity in Adult Dominant Polycystic Kidney Disease: A Review of the Literature. Nutrients 2023 June 3;15(11):2621. doi: 10.3390/nu15112621
  4. Oberdhan D, Schaefer F, Cole JC, Palsgrove AC, Dandurand A, Guay-Woodford L. Polycystic Kidney Disease–Related Disease Burden in Adolescents With Autosomal Dominant Polycystic Kidney Disease: An International Qualitative Study. Kidney Med 2022 Mar;4(3):100415. doi: 10.1016/j.xkme.2022.100415
  5. Srivastava A, Patel N. Autosomal dominant polycystic kidney disease. Am Fam Physician 2014 Sept 1;90(5):303–307. PMID:25251090
  6. Mabillard H, Srivastava S, Haslam P, Karasek M, Sayer JA. Large Retroperitoneal Haemorrhage Following Cyst Rupture in a Patient with Autosomal Dominant Polycystic Kidney Disease. Case Rep Nephrol 2017;2017:4653267. doi: 10.1155/2017/4653267
  7. PKD Foundation. Lifestyle. 2020. Available from: https://pkdcure.org/about-the-disease/living-with-pkd/lifestyle/ [accessed June 13, 2026]
  8. Rice SG, and the Council on Sports Medicine and Fitness. Medical Conditions Affecting Sports Participation. Pediatrics 2008 Apr 1;121(4):841–848. doi: 10.1542/peds.2008-0080