并且，美国国防部高级研究计划局正在赞助甚至是更加反常的、抗睡眠的研究，像用电磁信号让大脑兴奋的穿颅刺激等。

And the U.S. Defense Advanced Research Projects Agency (DARPA) is funding even more unusual anti-sleep research, such as transcranial magnetic stimulation that zaps the brain with electromagnetism.

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沃特森说还有一些证据表明夜班与非霍其金淋巴瘤有关系，这个可能是因为身体的免疫系统缺少抗黑变激素的刺激造成的。

There is also, says Watterson, evidence of a link between shift work and non-Hodgkins lymphoma, possibly because the body's immune system lacks the positive effects of melatonin.

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大蒜之所以具有抗高血压的功能，这是由于它的刺激促使某些特定的化学物质产生、分泌，从而助益于血管的放松。

Garlic is thought to have an antihypertensive effect because it stimulates production of certain chemical substances that help relax blood vessels.

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