Red Wire Junction Box Ceiling Fan - You know what? The name of the informative article is merely out-and-out misleading. The sole real "disadvantage" as it pertains to some ceiling fan is what it takes to get one properly installed. Ceiling fans can be hard to install for the inexperienced do it yourselfer. In some cases, where the ceiling fan will be set up, you'll need to run an electric line to the area. Unless you are skillful at achieving this kind of thing, hiring an authorized, bonded and capable electrician will more than likely save you a lot of grief in the future.
There is also the minor "disadvantage" that entails the issue of periodic maintenance. Properly installed, a ceiling fan will provide many, many years of enjoyable cooling and cost-savings on your heat bill (assuming you've got a fan that allows you to reverse the blade direction). Allowed, you need to wipe down the blades once in a while but then, everyone has household cleaning chores to take good care of of from time to time.
On occasion, ceiling fans get out of balance and need small alterations. Without going into great detail, make certain that all the screws are tight. Whenever they truly aren't tightening the ones that run the fan and have come loose. Your issue was solved, if the wobbling has quit.
If not, utilize a yardstick or other straight piece of wood and place it (together with the fan quit) vertically at the outer edge of one of the blades. Rotate the blades by hand to ensure that the stick touches.