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AIBU?

Share your dilemmas and get honest opinions from other Mumsnetters.

To ask for opinions on varicella vaccine vs natural immunity?

163 replies

Moopp · 16/02/2026 18:59

I am not an anti vaxxer - me and my kids have had every vaccine offered so far. My kids will be eligible for a single dose of vaccine in the next year on the NHS. They have not yet had chickenpox, as there's only been one outbreak locally and we missed it.

The varicella vaccine offers protection for 10-20 years, and many people may get lifelong immunity, but it's only been in use since the 90s so it's presumably actually an unknown.
Natural infection generally offers lifelong protection.

My options:

  • try to get the kids infected naturally before their vaccine appointment comes through. Very low risk of serious complications as they are both healthy, age 3 and nearly 5. They get lifelong protection.
  • get them a single dose of vaccine, which offers 95% protection for 10-20 years (maybe more). They might then contract chickenpox in adulthood and it is much nastier for adults.

I will not leave them both unvaccinated AND uninfected, as I want to contribute to herd immunity. That's not an option.

Obviously eventually we might as a country get to a point where so many people being vaccinated means there is so little chickenpox circulating that their chances of catching it as older adults is really small. But that relies on vaccine uptake (or natural immunity) being above 80% I believe, and I'm not sure I have that much faith in people's decision to choose to vaccinate anymore. It will be generally offered with MMR, and uptake for that is currently 84% and declining.

It's worth mentioning that both my kids are boys, so I don't have to worry about the additional risk of them getting chickenpox in pregnancy should their vaccine based immunity wear off in less than 40 years.

If anyone is really knowledgeable about long-term varicella vaccine immunity I'd really value your input. Also I'm just interested if anyone has a perspective I haven't thought of.

OP posts:
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BooneyBeautiful · 18/02/2026 20:46

Stillhere83 · 17/02/2026 10:48

I will just say that having had shingles on my face as an adult, I would absolutely vaccinate my children to avoid the possibility of that - it's incredibly debilitating and painful and indeed many people never fully recover from the nerve damage. I still cannot properly feel my face in that area more than 2 years on, it has affected the symmetry, and there are people with serious ongoing pain after decades. You can also lose your sight when it gets into your optical nerve. That is only possible if you have contracted chickenpox. My son was slightly too late for the jab and had already had it, but seriously, shingles can be a horrifying, Victorian disease, take the vaccine and avoid it if you can.

Edited

I remember some years ago, the man next door (in his thirties) got shingles and it was very close to his eye, so was a great concern. It was over the Christmas period and he had plans to spend it with his parents, but obviously had to cancel. I fed him during that time by passing food over the fence, so at least he could have the Christmas meals, albeit on his own.

TIGGRx · 18/02/2026 07:00

Thanks @Moopp . I hope you you manage to come to decision on what to do!

And @JustAnotherWhinger @sexnotgenders
I don’t want to steer away from the thread as OP’s kids are older and don’t qualify for MMRV. Personally, until the vaccine rollout, I wouldn’t have considered CP vaccine for my children. I just didn’t view it as being different to hand food and mouth, etc.

Theres numerous peer reviewed publications have highlighted an increase in febrile seizures with MMRV.
So here’s a few…
https://pubmed.ncbi.nlm.nih.gov/20587679/

https://pmc.ncbi.nlm.nih.gov/articles/PMC4119141/

https://www.sciencedirect.com/science/article/abs/pii/S0264410X13017428?via%3Dihub

Just so you know I’m not pulling it from my behind or spreading anti vax misinformation!

Measles-mumps-rubella-varicella combination vaccine and the risk of febrile seizures - PubMed

Among 12- to 23-month-olds who received their first dose of measles-containing vaccine, fever and seizure were elevated 7 to 10 days after vaccination. Vaccination with MMRV results in 1 additional febrile seizure for every 2300 doses given instead of...

https://pubmed.ncbi.nlm.nih.gov/20587679/

bigbumbum · 17/02/2026 20:42

I had cp as a child aged 7 and then again as an adult!
Natural immunity isn’t guaranteed either way

Supporting2026 · 17/02/2026 20:28

This is my understanding of the advantages:

  • A vaccinated child has a much, much lower risk of getting shingles than a child who just caught chickenpox naturally (i believe 1 in 4 adults get shingles in the UK and it can be pretty nasty/have lifelong consequences)
  • Whilst most kids getting chickenpox are fine - there is a small but not insignificant risk of very nasty complications from natural chickenpox (bacterial infections of sores, varicella pneumonia, brain swelling, etc) whilst breakthrough infections if you have the vaccine are almost invariably extremely mild
  • Preventing your children going through an unpleasant experience which risks things like permanent scarring from the spots

As i understand it - most other developed countries already vaccinate their kids for chickenpox. We didn't as there was a public health argument that the benefits for the kids were outweighed by the risk of increasing shingles for old unvaccinated people i.e. the concern was never that as an individual it was better to unvaccinated, the view was that on a personal basis vaccination was always better - BUT on a population basis it was a concern that vaccinating some people might reduce the residual exposure of unvaccinated people and thus increase their likelihood of shingles in old age. New modelling has suggested otherwise on a population basis as well.

MushMonster · 17/02/2026 13:01

Soontobe60 · 17/02/2026 07:39

Why would you purposely inflict a disease on a child that could have potentially severe effects on them?

That is the reasoning behind some countries opting for not introducing the vaccine to the general public. Turns up the data does not favour that reasoning, but vaccinated countries do have less shingles and children with lesser symptoms when they get chickenpox. UK is changing its path here, because the data is reliable now. I think.

MummySleepDeprived · 17/02/2026 11:41

I had the vaccine at 18 because I hadn't had it yet and was going into teaching at uni so would have been around young children. We live in the UK now and I felt like since I had the benefit of not having it, I should extend the same to my son. Paid privately at boots years ago and am so glad we did. He's a bit of a nervous picker and it would have been horrible.

GETTINGLIKEMYMOTHER · 17/02/2026 10:54

The thing about chicken pox and children, is that Sod’s Law says they are bound to get it just before you’re due to go on holiday, or before some major occasion like a family wedding.
For that reason alone IMO it’s well worth getting them vaccinated.

It was decades ago now, we were living in the Middle East, where both my dds managed to get chicken pox (before vaccines were available) and get it over with before they and I were due to return to the U.K. for 2 months, (summer temps there were often over 50 deg.).
However a (Brit) friend was not so lucky. One of her two dcs came out with the first chicken pox spot the very day when they were due on a night flight back to the U.K. for the summer.

She made sure he was completely covered up before flying back anyway. She lived a long way from Heathrow and ended up paying a fortune for a cab to drive her the 150 miles home - she certainly wasn’t going to take him on the train.

Stillhere83 · 17/02/2026 10:48

I will just say that having had shingles on my face as an adult, I would absolutely vaccinate my children to avoid the possibility of that - it's incredibly debilitating and painful and indeed many people never fully recover from the nerve damage. I still cannot properly feel my face in that area more than 2 years on, it has affected the symmetry, and there are people with serious ongoing pain after decades. You can also lose your sight when it gets into your optical nerve. That is only possible if you have contracted chickenpox. My son was slightly too late for the jab and had already had it, but seriously, shingles can be a horrifying, Victorian disease, take the vaccine and avoid it if you can.

APatternGrammar · 17/02/2026 10:39

I vaccinated my children against it years ago. I can’t imagine inflicting an illness that is at best uncomfortable on them if there’s a simple, safe alternative.
I trust them to be sensible adults and will hand over their health information to them when they are adults including telling to take advice on vaccine boosters. It will be their responsibility to look after their own health at that point. If there is any evidence of waning immunity from that vaccine (there isn’t yet) I’m happy to pay privately for a titre test at that stage to see if they still have immunity. I did my own for hepatitis at some point before travelling to India and the titre test was half the price of the vaccination.

oneoneone · 17/02/2026 10:06

Thechaseison71 · 17/02/2026 08:40

Well obviously this has been the case for donkeys years for many people. If it was considered a problem then the UK would've introduced the vaccines for all here years ago. No idea why they didnt

Yes, but for anyone even slightly keeping up with the current research, which one would expect to be the case for an infectious disease clinical researcher, it makes no sense.

@mindutopia said:

My dc did not get the chickenpox vaccine. I’m not convinced by the data I’ve seen that it offers lifelong immunity. I was willing to take the very small risk of a serious infection as a child over the much greater risk of serious complications as an adult, especially for women of reproductive age. I’m comfortable with that decision.

I mean, surely most infection disease clinical researchers understand the concept of a booster? if a layperson could understand that the first cohorts to receive the vaccine will be tracked for waning immunity and given a booster if necessary, you would think someone in her position would. And if a layperson can understand the importance of a lowered risk of shingles, you would think, again, that someone in her position would.

JustAnotherWhinger · 17/02/2026 09:55

Thechaseison71 · 17/02/2026 08:40

Well obviously this has been the case for donkeys years for many people. If it was considered a problem then the UK would've introduced the vaccines for all here years ago. No idea why they didnt

They didn’t because there was a concern that the vaccine could mean less CP in the community would lead to more CP in adults and an increase in shingles. It was essentially exposing chicken to CP to protect adults as that was the least worst option.

Its been introduced now that it’s been shown in the places who’ve had the vaccine for decades that neither of those things happen, and in actual fact the shingles risk will very likely be lessened long term.

Moopp · 17/02/2026 09:33

sexnotgenders · 17/02/2026 07:18

Urgh, I just can’t understand some people. I mean, how to tell me you’re anti-vax without actually saying you’re anti-vax.

The vaccine takes a very, very, very, very small risk and raises it to another very, very, very small risk. And the risk we are taking about is actually the risk of a harmless reaction that some kids are just more susceptible to anyway. Nobody is trying to hide this increased risk. There’s no conspiracy by the NHS here. This isn’t a ‘gotcha’ moment you’ve so cleverly found.

But for reasons I find completely unfathomable, instead of an incredibly low risk of a non-serious side affect of the vaccine, you would rather take the actual risk your child will be one of the ones very seriously affected by the live virus, as well as the risk of shingles when older. The logic behind this decision is simply flawed.

And your little one having an ongoing adverse reaction to their 3-month vaccines (whatever that means) is irrelevant. If the medical profession thought your child had an issue with vaccines you would be put on an appropriate vaccine schedule.

I disagree. If @TIGGRx is intending to get her child separate MMR and varicella vaccines, she is not antivax, she is taking a precaution she feels is necessary to avoid them being temporarily unwell as a result of the vaccine itself. It's a reasonable decision, even if you would not make it.

OP posts:
Mum18282 · 17/02/2026 09:32

I know Superdrug do both testing and immunisation, just wasn’t sure if one private provider would be better than
another.

Mum18282 · 17/02/2026 09:31

Has anyone had their CP immunity tested here? I have been thinking about it for a while - amazingly my parents don’t remember if I’ve ever had CP! (I suspect that means I haven’t.) So I’ve been thinking for a while about it getting tested and then getting the vaccine if needed. I have a 1yo who will be getting the MMRV soon. I asked the midwife when I was pregnant but she said the NHS wouldn’t do it for me unless there was a risk I had been exposed.

Moopp · 17/02/2026 09:24

Ignignokte · 17/02/2026 04:16

Seems like a lower chance that those with a positive outcome from the non-vaccinated route would be posting in this thread. Interesting post (and responses) though.

Yes, I've accounted for that. Whilst I appreciate the stories from people who have had it badly, it's actually easy to look up stats on the chances of a severe case so it was more additional information that I was after rather than personal stories (but I appreciate all responses).

It has particularly been interesting to hear more about the lower risk of shingles from vaccination vs natural immunity. I had also not realised that you could test for immunity level, and my children could therefore do this as young adults and then get a second dose of vaccine if necessary (they'll only get one dose under the catch-up programme).

OP posts:
PixellatedPixie · 17/02/2026 09:21

Australia and Canada have offered it to their citizens for years and both of them have national health systems so if the vaccine caused more issues than it solves then it would cost them money to use.

The Big Pharma argument didn’t work with national health systems and it’s actually the opposite dynamic at play. If a medication or vaccine caused injury they wouldn’t use it as they would have to pay for all the resulting harm.

Moopp · 17/02/2026 09:17

Thehungryhippo · 17/02/2026 03:07

Are you sure your children are even eligible for the vaccine? The oldest age group eligible for the vaccine are children born after sept 2022 - your 5 year old won't fall into this certainly...

In Scotland they are giving one dose to children born in 2020 onwards (can't remember which month) and this covers my nearly 5 year old.

OP posts:
Interdiamond · 17/02/2026 09:16

I didn't consider the vaccine at all - my kids got it at 4 and 6 and I wish I had! Neither one was poorly necessarily, nothing worse than a cold - but it has left them with some major scarring, some on their faces. They will soften a bit over time I know but I'm sad about it.

It was also logistically a pain in the arse, not being able to leave the house for a week, no nursery, no school etc. I'd get the vaccine now!

Moopp · 17/02/2026 09:09

Wigeon · 16/02/2026 22:19

Here's the JCVI advice recommending the varicella programme, with various references: https://www.gov.uk/government/publications/childhood-varicella-vaccination-programme-jcvi-advice-14-november-2023/jcvi-statement-on-a-childhood-varicella-chickenpox-vaccination-programme

I would think that they thought about the overall benefit in terms of years of immunity granted by the vaccine, what happens to adults, the impact of the natural experiment we've already had where unvaccinated people get "natural" Immunity through catching varicella etc etc...I'm not sure why you are trying to replicate the decades of expert experience that the JCVI members have, and trying to second guess things you think they might not have considered, when I assume you don't have anywhere near the academic training. How can amateur reading-up get anywhere near the scientific rigour that that committee has?

There are 19 core members of JCVI, so I'm pretty certain they will have already discussed all possible pros and cons of introducing this vaccine and the impact on individuals...www.gov.uk/government/groups/joint-committee-on-vaccination-and-immunisation

Because if you'd read my posts you'd know that I fully appreciate how good it is for us at a population level, but that doesn't necessarily mean it's better for my specific children in our specific circumstances IF immunity is less long lasting than natural infection, and IF vaccine uptake is too low to create a complete suppression of the circulating virus in the future.

I had found this thread amazingly unpatronising for a vaccine thread. Until now nobody had told me I was too small and stupid to be allowed to question whether a decision made in the interest of the entire population was actually the best for my children. I didn't think I was necessarily correct; I asked for different perspectives and additional information. That is an entirely sensible and rational thing for an intelligent and questioning person to do.

OP posts:
boulevardofbrokendreamss · 17/02/2026 09:01

My twins ended up in hospital with infected CP, 12 years ago. I stupidly didn’t know that there was a vaccine then (private). I had awful CP as a kid and then shingles. Absolutely vaccinate would be my advice.

interestingly one of the school mums I knew at the time had had her kids in Australia. They were vaccinated but still got it but not as severe as mine.

Thechaseison71 · 17/02/2026 08:40

oneoneone · 16/02/2026 23:09

Really? You're an infectious disease clinical researcher who is more comfortable with allowing your child to have an illness that could result in the misery and danger of shingles than a vaccine that might require a booster?

Well obviously this has been the case for donkeys years for many people. If it was considered a problem then the UK would've introduced the vaccines for all here years ago. No idea why they didnt

Misspacorabanne · 17/02/2026 07:50

I’m guessing if immunity from the vaccine proves not to be lifelong, then wouldn’t we be advised another booster as adults? I paid for both mine to have it afew years back and was told this would likely be the case if protection wasn’t life long!
If the vaccine only offers protection for ten to twenty years wouldn’t they see an increase in cases by now in that age group? It’s well over 25 years ago, and offer another booster to adults if it’s needed?
I’d go for the vaccine!

Soontobe60 · 17/02/2026 07:39

Moopp · 16/02/2026 19:30

But chickenpox as an adult is exactly what I am trying to avoid for them! Perhaps my OP wasn't clear.
If I manage to get them CP as children, it's very very unlikely they'll get it again as adults. But if they'll get a vaccine, in theory that could wear off in 20 years and they could then get CP as adults.

Why would you purposely inflict a disease on a child that could have potentially severe effects on them?

MushMonster · 17/02/2026 07:32

LoveSandbanks · 16/02/2026 22:24

My understanding is that you can only contract shingles if you'd had chickenpox. The virus remains in your body to re-emerge as shingles.

My middle child had chickenpox as a 5 month old baby. He was really poorly and I was determined to get my youngest vaccinated. He contracted it before I had the chance but, thankfully, it was quite mild.

I would imagine with the vaccine that there will be boosters available, particularly for women. I'd definitely not be attending any chickenpox parties.

That is right. Shingles is a secondary infection of varicella zoster virus. It stays dormant as a spore in your nerves (yes, nerves, and it is a herpes type of virus).
It may never awake or you may get shingles. Shingles can make some patients life quite miserable. You are more protected against shingles in a vaccinated environment. That is wgat the decades long data is showing now.
I believe when the vaccines first appeared, data pointed to higher levels of shingles. But that is now debunked.

sexnotgenders · 17/02/2026 07:18

TIGGRx · 17/02/2026 06:16

Can I ask why that’s not true?

A study recommended that healthcare professionals highlight the increased risk of febrile seizures with MMRV…
one found 8.5 febrile secures per 10,000 as opposed to 4.2 with separate MMR & Varciella vaccines?
And Merck commissioned their own study finding 7.0 with MMRV and 3.2 MMR and separate varicella?

As my child has recently had an adverse reaction to vaccination, the combined MMRV isn’t my preference.

Urgh, I just can’t understand some people. I mean, how to tell me you’re anti-vax without actually saying you’re anti-vax.

The vaccine takes a very, very, very, very small risk and raises it to another very, very, very small risk. And the risk we are taking about is actually the risk of a harmless reaction that some kids are just more susceptible to anyway. Nobody is trying to hide this increased risk. There’s no conspiracy by the NHS here. This isn’t a ‘gotcha’ moment you’ve so cleverly found.

But for reasons I find completely unfathomable, instead of an incredibly low risk of a non-serious side affect of the vaccine, you would rather take the actual risk your child will be one of the ones very seriously affected by the live virus, as well as the risk of shingles when older. The logic behind this decision is simply flawed.

And your little one having an ongoing adverse reaction to their 3-month vaccines (whatever that means) is irrelevant. If the medical profession thought your child had an issue with vaccines you would be put on an appropriate vaccine schedule.

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