For many people, traveling—and air travel in particular—brings up quite a few anxieties. From potential delays to overweight luggage, there's so much to consider when traveling by air—including potentially getting sick while crammed into a tight space with so many people. But is there any way to avoid getting sick while traveling? This week, NPR rounded up a few things travellers can do to lower their risk of getting sick while flying. Head over to NPR to learn more.