
29. Radon exposure is more common than most realize.
Not many people know about the danger of radon exposure. Radon is a radioactive gas found naturally in the air, soil, and water and is carcinogenic in concentrated amounts. Radon is a naturally occurring gas, and some parts of the country deal with higher rates.

Some building materials can also emit radon. Luckily, you can quickly test for radon by purchasing a testing kit or working with a radon professional. Generally speaking, reducing radon in your home is a reasonably straightforward process, and you can contact your state radon office for a list of professionals that are available to help.