Lyme disease is contracted from tick bites, and ticks are found outdoors, fitting the patient's history.

是由蜱叮咬感染的，蜱多见于户外，符合患者的旅游史。

The diagnosis: chronic Lyme disease, a tick-borne bacterial infection.

慢性, 蜱传播的菌感染。

Human activity has led to an increase in mosquito and tick-borne infections over the past decade.

在过去十年里，人类活动导致了蚊子和蜱虫传播感染风险的增加。

But it finds its way to humans when infected ticks casually latch on to them in wooded areas.

但是在树木繁的地区，被感染的蜱虫就会找到通往人类的路。

The CDC reported this week that an estimated 300,000 Americans get the tick-borne disease every year.

疾预防控制中心本周报告称，估计每年有 300,000 名美国人感染蜱传疾。

Better established is Lyme disease, caused by a spirochete that we get from the bite of ticks carried by mice and deer.

比较确定的是，它是由老鼠和鹿携带的蜱虫叮咬后感染的螺旋体引起的。

(bright music) Impalas living in between African woodlands and Savannahs are prone to catching ticks, which can lead to infectious diseases, paralysis, even death.

（明亮的音乐）生活在非洲林地和大草原之间的黑斑羚很容易感染蜱虫，这会导致传染、瘫痪，甚至死亡。

Now, that said, animals that don't shed their entire skin can still get ticks and lice on them so they have to rely on other ways to get rid of these.

也就是说，不脱掉整个皮肤的动物仍然可能会感染蜱虫和虱子，因此它们必须依靠其他方法来清除它们。