Wow, this seems a pretty big deal.

Here in the UK, Lyme traditionally been a marginal problem (tick bites aren't) but we now have such rapid climate change, along with rapidly increasing wild deer and boar populations, that some areas in the UK are becoming risk zones on more or less the same level of risk as some US regions.

Alas the difference here is that education has not caught up to the USA: very few people have any grasp of the risk of Lyme because the high risk zones are, by and large, not well known, and they don't always correlate that well with the basic risk of acquiring a tick.

I think most specialists in the UK think this is likely to lead to a pretty big increase to infections before people learn, so maybe this sort of tool will help offset that.

I walk a lot in an area with some wild deer and boar, and I would love to have one of these in my cupboard as a precaution. Would be great to see them in supermarkets in high risk areas, too.

I have a friend who got a tick bite on holiday in America many years ago. Turns out they got Lyme disease but no doctors in the UK were experienced with it so they dealt with years of misdiagnosis. I really hope any education effort can get out ahead of that.

Yeah. I think we simply did not see it enough and to be honest far too few doctors ask the "have you travelled" question about unusual disease. It is better now, but I think the "could it be?" thought doesn't occur because the incidence has been low.

There is a more severe risk around rabies. We basically do not have it in the UK or Ireland; it has been eliminated for over a century except a tiny incidence of a virus in the same family in bats. But because we have essentially eradicated it, doctors do not often think to ask about it, even in people who have travelled, which led to someone suffering awfully last year.

And since a dog bite or even a fox bite in the UK or Ireland carries literally zero risk of rabies, those who are bitten or scratched while travelling abroad do not have it uppermost in their mind.

Thats interesting, since there is a lot of research around face palsy & recovery in UK.

Yep.

About 20 years ago my gran got to the facial palsy stage of Lyme's before it was even considered and diagnosed by a visiting locum doctor who'd grown up in another country.

Antibiotics were given, her face recovered (albeit slowly).

It's a horrendous disease.

May I ask: Did the muscles on the side of the face with the affection also restore or does she have an muscle-atrophy until today on that side?

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Publicly founded health systems are terrible whe. dealing with Lyme disease. It is impossible to simply and clearly diagnose, and separate ill people from "simulants". Something like "back pain" ormother chronic illnesses.

Nothing really to do with public healthcare. It is literally that there is almost no medical or social experience in the UK of actually seeing developed Lyme disease up close, because it has historically been so unusual, so there are no protocols.

A few thousand cases every year now, when the first indigenous case ever properly recorded in the UK was only in 1986, and it's not like in the USA where really wide areas are high risk. Some of the pockets of highest risk Lyme in the UK are no more than a few miles across.

Nurse stations and pharmacy clinics are great at properly removing ticks if you know you have been bitten, and from there you will now get good advice about Lyme.

But a system that has no endemic experience of Lyme is just not going to test for it. Because it's remote, and people are usually unaware they have been in risk areas, and often unaware they've even been bitten.

1986 is forty years ago. We have Lymes disease in Scotland (I know someone who has it), and a large deer population which has not been properly controlled with substantial remote areas. (Much smaller than the USA but big enough to be reservoirs for the disease.)

> 1986 is forty years ago.

Epidemiologically recent (and also dofm-recent because I'm old).

But the graphs typically show that Scotland ballooned in the last twenty years, from below a hundred a year into the thousands.

Apparently in the UK it is now mostly stable, so it is endemic in deer. Much more common in middle-aged people who are I guess more likely to walk the dog and be keen active gardeners.

One thing pointing out is that deer aren’t really the disease reservoir for Lyme disease (it’s primarily mice) - but deer are key for tick population growth.

Mice and voles, yes.

(There are more voles in the UK than mice, as it goes. Outnumber them by about thirty million or something. Fairly recently acquired trivia for me, but it turns out that if you see a mouse scurrying in the wild in the UK, away from houses, it's a bit more likely to actually be a vole.)

Ticks are much more common in Scotland thanks to deer population and high rainfall. Ticks prefer damp conditions to drought conditions, so this last summer wouldn't have been good for them. The damp makes it easier to survive while they are waiting for passing hosts. They also like long grass and overgrown areas.

England in comparison is much more built up.

We do have Lyme disease here unfortunately. I know someone who has it.

Certainly had to convince my gp a few years ago that indeed there is Lyme in Ireland

It certainly exists in Scotland. Wouldn't surprise me if it got there.

It started around Connecticut in the 70s and has been spreading out radially since then. I believe it’s still not a huge problem in the western United States (there are other tick borne diseases there however). Soon it will spread across the world and tick bites will be serious business everywhere.

Correct. The outbreak was first recognized in 1975 in Old Lyme, Connecticut, directly across the Long Island Sound from the Plum Island Animal Disease Center (a lab which had been doing explicitly offensive biological weapons research until at least 1969), which led to an unverified theory about an escaped bioweapon.

Genetic studies and museum tick specimens prove the bacteria existed in North America for thousands of years before the lab was built. Whether there was gain of function done on it is not publicly verified.

I live near Plum Island. Just look at the Google Map reviews to get an idea of the sentiment. Camp Hero, Plum Island…lotta material for Netflix series coming out of Long Island.

Maybe it is a raise of dog ownership in UK as well. They bring ticks inside houee, and shed it in public parks. Our dog used to have like 50 ticks everytime it returned from run.

People are more aware of ticks because of dog ownership, I think, but I don't know if this is a real risk because of the widespread use of tick repellent treatments for dogs (which are their own little eco-disaster).

COVID lockdowns changed us and we're a bit more outdoorsy.

But mostly it is the deer population. There are now four times as many wild deer in the UK as there were before the first indigenous case of Lyme was detected. From under half a million to well over two million over that timeframe.

In the south east around where I am, wild boar are now a potentially significant vector in the high risk areas, too — we've gone from literally zero to a couple of thousand wild boar in the same forty-year period of time just in the 20 miles around me. They apparently can carry upwards of a hundred without suffering.

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Ah, yes, climate change, which also explains how Lyme disease, first diagnosed in the US in the northern midwest and northeast, later spread southward. I'm sure it works in mysterious ways in your neighborhood as well.