I've heard that poison ivy can cause severe itching.

我听说毒藤会引起严重的瘙。

He was always scratching because his skin was itchy, but not any more.

他总是因为皮肤瘙而抓挠，但现在不一样了。

Sun thus thinks of these Tac1-expressing neurons as the itch neurons in the brain.

因此，孙衍刚认为，这些表达Tac1的元是大脑中的瘙元。

And when they do, they cause itching and great discomfort.

当入皮肤后，会引起瘙，带来极大的不适感。

It's true. It was like my brain was itchy and I couldn't scratch it.

是真的，仿佛我的大脑瘙难，而我却挠不到。

But that serotonin also makes it easier for the itch signal to be re-triggered again.

但是血清素也使得瘙信号更容易再次被触发。

So the itch nerves fire again and you get even itchier!

所以瘙再次开火，你会变得更！

It would seem that our brains now perceive an itch as an actual vibration from our phone.

似乎是我的大脑把瘙看作是手机的真实振动。

But since itchiness can be caused by so many things there isn't a one-size-fits-all remedy.

但是既然瘙可以由很多事情引起，所以就没有一刀切的治疗方法。

Which could be a big relief for many irritated people.

对许多被瘙惹恼的人来说，这可能是巨大的安慰。

The itch sensation, also known as pruritus, is not the most pleasant thing, but it evolved for a good reason.

瘙感，也称为瘙，不是最令人愉快的事情，但的化是有充分理由的。

So for example, ask about headache? Neck stiffness? Eye pain? Skin rashes or itching?

比如举个例子，头疼吗？脖子僵硬吗？眼睛疼吗？有皮疹或皮肤瘙吗？

However, humans readily become allergic to some proteins in mosquito saliva, resulting in the itch.

然而，人类很容易对蚊子唾液中的某些蛋白质产生过敏反应，从而引起瘙。

Everyone knows what it's like to itch. And the sensation can drive you mad.

每个人都知道瘙是什么感觉。这种感觉会让人发疯。

This is largely due to our limited knowledge about the neuromechanism of itch.

这主要是因为我对瘙机制的了解有限。”

This histamine then interacts with " itch neurons" which prompt that scratchy feeling.

然后，这种组胺会与“瘙元”相互作用，从而引发瘙感。

And Sun notes that: Effective treatment for chronic itch is still lacking.

“现在仍然缺乏有效治疗慢性瘙的方法。

Less pleasurable feelings include extreme itching and vomiting.

不太愉快的感觉包括极度瘙和呕吐。

The average person experiences dozens of individual itches each day.

一般人每天会历几十次的瘙。

It's super, super cool 'cause it's meant for itchy skin.

超级棒，因为专为瘙的皮肤设计。