These cannabonoids are specialized neurotransmitters released by neurons having just fired.

这些大麻素是一直处于信息发送状态的神经元释放的特化神经递质。

When we do something nice for someone, our brains release three different neurotransmitters, dopamine, oxytocin and serotonin.

当我们为别人做一件好事时，我们的大脑会释放三种不同的神经递质，多巴胺、催产素和血清素。

Serotonin is one of the oldest neurotransmitters.

“血清素是最古老的神经递质之一。”

But in your brain, it helps regulate different neurotransmitters and can influence how sleepy you feel.

但在你的大脑里，它的作用是协助调节不同的神经传导物质，从而影响你对困意的感觉。

When these three neurotransmitters are in deficit, people become depressed.

当缺乏这三种神经传导素时，一个人就会变得抑郁。

So you could say the brain is where neurotransmitters are released.

所以你可以说大脑是释放神经递质的地方。

First, it optimizes the levels of neurotransmitters like serotonin, norepinephrine, and dopamine.

首先，它能优化神经递质水平，如血清素、去甲肾上腺素和多巴胺。

You've probably heard of a couple of these neurotransmitters—serotonin and norepinephrine.

或许你可能听过几种神经递质介质——5-羟色胺与降肾上腺素。

Tyrosine is then turned into neurotransmitters important for normal brain development and function.

酪氨酸接着会被转化成对大脑正常的发育和功能都很重要的神经递质。

And that could alter the activity of neurotransmitters and create a pleasurable sensation.

这可以改变神经递质的活动，创造一种愉悦的感觉。

The brain works by sending chemical signals called neurotransmitters, back and forth between neurons.

大脑通过在神经元之间来回传递被称为神经递质的化学信号来工作。

While dopamine and endorphin delight us, the other neurotransmitters send information from A to B.

当多巴胺和内啡肽让我们兴奋时，其他神经递质将信息从 A 传递到 B。

And these neurotransmitters are involved in sleep.

这些神经递质与睡眠有关。

Messages jump across these gaps in the form of molecules called neurotransmitters.

信息以被称为“神经递质”的分子形式跳过这些缝隙。

This happens because the brain releases neurotransmitters in anticipation of something nice.

这是因为大脑在期待美好事物时释放神经递质。

To do that, they needed to test how the filopodia responded to glutamate, the brain's main excitatory neurotransmitter.

要做到这一点，他们需要测试树突丝对谷氨酸的反应，谷氨酸也就是大脑主要的兴奋性神经递质。

Regular exercise balances these neurotransmitters, along with lots of others that are equally important for keeping your brain healthy.

有规律的锻炼可以平衡这些神经递质，以及其他许多对保持大脑健康同样重要的物质。

These drugs can either excite or inhibit the production, release, and reuptake of neurotransmitters.

这些药物可以刺激或抑制神经递质的产生、释放和再摄取。

So caffeine stops adenosine from doing its thing, while some stimulating neurotransmitters are still around.

所以说咖啡因抑制了腺苷酸执行它的职责，然而那些兴奋的神经传导物质依然在周围。

On the flip side, the main inhibitory neurotransmitter in the brain is GABA.

另一方面，脑部主要的抑制性神经递质为GABA。