After months of humid Kansas City summer weather, you may be looking forward to some less humid weather. But dry air can cause problems of its own. During the dry winter months, the humidity level in indoor air can drop to as low as 15 percent, far below the recommended humidity level of 30 to 50 percent.

During the colder months, when homes are tightly sealed and furnaces are running, indoor air can become very dry. While the ideal indoor humidity level is between 30 and 50 percent, dry winter air can deplete humidity levels all the way down to 15 percent, which is drier than the air in most deserts. This can cause a range of …