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

在过去十年里，人活动导致了蚊子和蜱感染风险增加。

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

姆病由蜱叮咬感染，蜱多见于户外，符合患者旅游史。

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

但在树木繁茂地区，被感染蜱就会找到通往人路。

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

慢性姆病, 蜱细菌感染。

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

疾病预防控制中心本周报告称，估计每年有 300,000 名美国人感染蜱疾病。

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

比较确定姆病，它由老鼠和鹿携带蜱叮咬后感染螺旋体引起。

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

（明亮音乐）生活在非洲林地和大草原之间黑斑羚很容易感染蜱，这会导致染病、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.

也就说，不脱掉整个皮肤动物仍然可能会感染蜱和虱子，因此它们必须依靠其他方法来清除它们。